Replace getEntity() with asEntity() and getReferenceWorld() with asWorld()

src/main/java/com/minelittlepony/unicopia/EntityConvertable.java

@@ -1,6 +1,8 @@
 package com.minelittlepony.unicopia;
 
 import net.minecraft.entity.Entity;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.util.math.Vec3d;
 
 /**
  * Interface for things that can be owned by an entity.
@@ -11,4 +13,17 @@ import net.minecraft.entity.Entity;
  */
 public interface EntityConvertable<E extends Entity> {
     E asEntity();
+
+    /**
+     * Gets the center position where this caster is located.
+     */
+    default BlockPos getOrigin() {
+        return asEntity().getBlockPos();
+    }
+    /**
+     * Gets the center position where this caster is located.
+     */
+    default Vec3d getOriginVector() {
+        return asEntity().getPos();
+    }
 }

src/main/java/com/minelittlepony/unicopia/WeaklyOwned.java

@@ -8,7 +8,6 @@ import org.jetbrains.annotations.Nullable;
 import com.minelittlepony.unicopia.entity.EntityReference;
 
 import net.minecraft.entity.Entity;
-import net.minecraft.world.World;
 
 /**
  * Interface for things that can be weakly owned (by an entity).
@@ -16,7 +15,7 @@ import net.minecraft.world.World;
  *
  * @param <E> The type of object that owns us.
  */
-public interface WeaklyOwned<E extends Entity> extends Owned<E> {
+public interface WeaklyOwned<E extends Entity> extends Owned<E>, WorldConvertable {
 
     EntityReference<E> getMasterReference();
 
@@ -40,14 +39,10 @@ public interface WeaklyOwned<E extends Entity> extends Owned<E> {
         getMasterReference().set(master);
     }
 
-    default World getReferenceWorld() {
-        return ((Entity)this).getEntityWorld();
-    }
-
     @Nullable
     @Override
     default E getMaster() {
-        return getMasterReference().get(getReferenceWorld());
+        return getMasterReference().get(asWorld());
     }
 
     @Override

src/main/java/com/minelittlepony/unicopia/WorldConvertable.java

@@ -0,0 +1,10 @@
+package com.minelittlepony.unicopia;
+
+import net.minecraft.world.World;
+
+public interface WorldConvertable {
+    /**
+     * Gets the minecraft world
+     */
+    World asWorld();
+}

src/main/java/com/minelittlepony/unicopia/ability/AbilityDispatcher.java

@@ -202,7 +202,7 @@ public class AbilityDispatcher implements Tickable, NbtSerialisable {
                 return;
             }
 
-            if (ability.canActivate(player.getReferenceWorld(), player)) {
+            if (ability.canActivate(player.asWorld(), player)) {
                 triggered = true;
                 setCooldown(ability.getCooldownTime(player));
 

src/main/java/com/minelittlepony/unicopia/ability/BatEeeeAbility.java

@@ -54,18 +54,18 @@ public class BatEeeeAbility implements Ability<Hit> {
 
     @Override
     public void apply(Pony player, Hit data) {
-        Random rng = player.getReferenceWorld().random;
+        Random rng = player.asWorld().random;
         int count = 1 + rng.nextInt(10);
 
         for (int i = 0; i < count; i++) {
-            player.getReferenceWorld().playSound(null, player.getOrigin(), USounds.ENTITY_PLAYER_BATPONY_SCREECH, SoundCategory.PLAYERS,
+            player.asWorld().playSound(null, player.getOrigin(), USounds.ENTITY_PLAYER_BATPONY_SCREECH, SoundCategory.PLAYERS,
                     0.9F + (rng.nextFloat() - 0.5F) / 2F,
                     1.6F + (rng.nextFloat() - 0.5F)
             );
         }
-        AwaitTickQueue.scheduleTask(player.getReferenceWorld(), w -> {
+        AwaitTickQueue.scheduleTask(player.asWorld(), w -> {
             for (int i = 0; i < count; i++) {
-                player.getReferenceWorld().playSound(null, player.getOrigin(), USounds.ENTITY_PLAYER_BATPONY_SCREECH, SoundCategory.PLAYERS,
+                player.asWorld().playSound(null, player.getOrigin(), USounds.ENTITY_PLAYER_BATPONY_SCREECH, SoundCategory.PLAYERS,
                         0.9F + (rng.nextFloat() - 0.5F) / 2F,
                         1.6F + (rng.nextFloat() - 0.5F)
                 );

src/main/java/com/minelittlepony/unicopia/ability/CarryAbility.java

@@ -55,7 +55,7 @@ public class CarryAbility implements Ability<Hit> {
     public boolean onQuickAction(Pony player, ActivationType type) {
 
         if (type == ActivationType.TAP && player.getPhysics().isFlying()) {
-            player.getPhysics().dashForward((float)player.getReferenceWorld().random.nextTriangular(1, 0.3F));
+            player.getPhysics().dashForward((float)player.asWorld().random.nextTriangular(1, 0.3F));
             return true;
         }
 
@@ -65,7 +65,7 @@ public class CarryAbility implements Ability<Hit> {
     @Override
     public void apply(Pony iplayer, Hit data) {
         PlayerEntity player = iplayer.asEntity();
-        LivingEntity rider = findRider(player, iplayer.getReferenceWorld());
+        LivingEntity rider = findRider(player, iplayer.asWorld());
 
         if (player.hasPassengers()) {
             player.removeAllPassengers();

src/main/java/com/minelittlepony/unicopia/ability/ChangelingDisguiseAbility.java

@@ -42,8 +42,8 @@ public class ChangelingDisguiseAbility extends ChangelingFeedAbility {
         Trace trace = Trace.create(player, 10, 1, EquinePredicates.VALID_FOR_DISGUISE);
 
         Entity looked = trace.getEntity().map(AbstractDisguiseSpell::getAppearance).orElseGet(() -> trace.getBlockPos().map(pos -> {
-            if (!iplayer.getReferenceWorld().isAir(pos)) {
+            if (!iplayer.asWorld().isAir(pos)) {
-                return MixinFallingBlockEntity.createInstance(player.getEntityWorld(), 0, 0, 0, iplayer.getReferenceWorld().getBlockState(pos));
+                return MixinFallingBlockEntity.createInstance(player.getEntityWorld(), 0, 0, 0, iplayer.asWorld().getBlockState(pos));
             }
             return null;
         }).orElse(null));

src/main/java/com/minelittlepony/unicopia/ability/ChangelingFeedAbility.java

@@ -80,7 +80,7 @@ public class ChangelingFeedAbility implements Ability<Hit> {
     }
 
     protected List<LivingEntity> getTargets(Pony player) {
-        List<Entity> list = VecHelper.findInRange(player.asEntity(), player.getReferenceWorld(), player.getOriginVector(), 3, this::canDrain);
+        List<Entity> list = VecHelper.findInRange(player.asEntity(), player.asWorld(), player.getOriginVector(), 3, this::canDrain);
 
         TraceHelper.<LivingEntity>findEntity(player.asEntity(), 17, 1,
                 looked -> looked instanceof LivingEntity && !list.contains(looked) && canDrain(looked))
@@ -162,7 +162,7 @@ public class ChangelingFeedAbility implements Ability<Hit> {
 
     @Override
     public void postApply(Pony player, AbilitySlot slot) {
-        if (player.getReferenceWorld().random.nextInt(10) == 0) {
+        if (player.asWorld().random.nextInt(10) == 0) {
             player.spawnParticles(ParticleTypes.HEART, 1);
         }
     }

src/main/java/com/minelittlepony/unicopia/ability/EarthPonyGrowAbility.java

@@ -56,7 +56,7 @@ public class EarthPonyGrowAbility implements Ability<Pos> {
         for (BlockPos pos : BlockPos.iterate(
                 data.pos().add(-2, -2, -2),
                 data.pos().add( 2,  2,  2))) {
-            count += applySingle(player.getReferenceWorld(), player.getReferenceWorld().getBlockState(pos), pos);
+            count += applySingle(player.asWorld(), player.asWorld().getBlockState(pos), pos);
         }
 
         if (count > 0) {
@@ -80,7 +80,7 @@ public class EarthPonyGrowAbility implements Ability<Pos> {
     public void preApply(Pony player, AbilitySlot slot) {
         player.getMagicalReserves().getExertion().add(30);
 
-        if (player.getReferenceWorld().isClient()) {
+        if (player.asWorld().isClient()) {
             player.spawnParticles(MagicParticleEffect.UNICORN, 1);
         }
     }

src/main/java/com/minelittlepony/unicopia/ability/EarthPonyKickAbility.java

@@ -61,7 +61,7 @@ public class EarthPonyKickAbility implements Ability<Pos> {
         double distance = MineLPDelegate.getInstance().getPlayerPonyRace(player.asEntity()).isDefault() ? 6 : -6;
 
         return TraceHelper.findBlock(player.asEntity(), distance, 1)
-                .filter(pos -> TreeType.at(pos, player.getReferenceWorld()) != TreeType.NONE)
+                .filter(pos -> TreeType.at(pos, player.asWorld()) != TreeType.NONE)
                 .isPresent() ? 3 : 1;
     }
 
@@ -77,12 +77,12 @@ public class EarthPonyKickAbility implements Ability<Pos> {
             if (!player.isClient()) {
                 data.ifPresent(kickLocation -> {
                     Vec3d origin = player.getOriginVector();
-                    World w = player.getReferenceWorld();
+                    World w = player.asWorld();
 
                     for (var e : VecHelper.findInRange(player.asEntity(), w, kickLocation.vec(), 2, EntityPredicates.EXCEPT_CREATIVE_OR_SPECTATOR)) {
                         if (e instanceof LivingEntity entity) {
                             float calculatedStrength = 0.5F * (1 + player.getLevel().getScaled(9));
-                            entity.damage(MagicalDamageSource.KICK, player.getReferenceWorld().random.nextBetween(2, 10) + calculatedStrength);
+                            entity.damage(MagicalDamageSource.KICK, player.asWorld().random.nextBetween(2, 10) + calculatedStrength);
                             entity.takeKnockback(calculatedStrength, origin.x - entity.getX(), origin.z - entity.getZ());
                             Living.updateVelocity(entity);
                             player.subtractEnergyCost(3);
@@ -107,7 +107,7 @@ public class EarthPonyKickAbility implements Ability<Pos> {
     @Override
     public Pos tryActivate(Pony player) {
         return TraceHelper.findBlock(player.asEntity(), 6 * getKickDirection(player), 1)
-                .filter(pos -> TreeType.at(pos, player.getReferenceWorld()) != TreeType.NONE)
+                .filter(pos -> TreeType.at(pos, player.asWorld()) != TreeType.NONE)
                 .map(Pos::new)
                 .orElseGet(() -> getDefaultKickLocation(player));
     }
@@ -128,10 +128,10 @@ public class EarthPonyKickAbility implements Ability<Pos> {
     @Override
     public boolean canApply(Pony player, Pos data) {
         BlockPos pos = data.pos();
-        TreeType tree = TreeType.at(pos, player.getReferenceWorld());
+        TreeType tree = TreeType.at(pos, player.asWorld());
 
-        return tree == TreeType.NONE || tree.findBase(player.getReferenceWorld(), pos)
+        return tree == TreeType.NONE || tree.findBase(player.asWorld(), pos)
-                .map(base -> tree.countBlocks(player.getReferenceWorld(), pos) > 0)
+                .map(base -> tree.countBlocks(player.asWorld(), pos) > 0)
                 .orElse(false);
     }
 
@@ -143,7 +143,7 @@ public class EarthPonyKickAbility implements Ability<Pos> {
     @Override
     public void apply(Pony iplayer, Pos data) {
         BlockPos pos = data.pos();
-        TreeType tree = TreeType.at(pos, iplayer.getReferenceWorld());
+        TreeType tree = TreeType.at(pos, iplayer.asWorld());
 
         iplayer.setAnimation(Animation.KICK);
         iplayer.subtractEnergyCost(tree == TreeType.NONE ? 1 : 3);
@@ -151,7 +151,7 @@ public class EarthPonyKickAbility implements Ability<Pos> {
         if (tree == TreeType.NONE) {
             return;
         } else {
-            ParticleUtils.spawnParticle(iplayer.getReferenceWorld(), UParticles.GROUND_POUND, data.vec(), Vec3d.ZERO);
+            ParticleUtils.spawnParticle(iplayer.asWorld(), UParticles.GROUND_POUND, data.vec(), Vec3d.ZERO);
         }
 
         PlayerEntity player = iplayer.asEntity();

src/main/java/com/minelittlepony/unicopia/ability/EarthPonyStompAbility.java

@@ -84,7 +84,7 @@ public class EarthPonyStompAbility implements Ability<Hit> {
 
     private void thrustDownwards(Pony player) {
         BlockPos ppos = player.getOrigin();
-        BlockPos pos = PosHelper.findSolidGroundAt(player.getReferenceWorld(), ppos, player.getPhysics().getGravitySignum());
+        BlockPos pos = PosHelper.findSolidGroundAt(player.asWorld(), ppos, player.getPhysics().getGravitySignum());
 
         double downV = Math.sqrt(ppos.getSquaredDistance(pos)) * player.getPhysics().getGravitySignum();
         player.asEntity().addVelocity(0, -downV, 0);
@@ -104,7 +104,7 @@ public class EarthPonyStompAbility implements Ability<Hit> {
 
             float heavyness = 1 + EnchantmentHelper.getEquipmentLevel(UEnchantments.HEAVY, player);
 
-            iplayer.getReferenceWorld().getOtherEntities(player, areaOfEffect.offset(iplayer.getOriginVector())).forEach(i -> {
+            iplayer.asWorld().getOtherEntities(player, areaOfEffect.offset(iplayer.getOriginVector())).forEach(i -> {
                 double dist = Math.sqrt(center.getSquaredDistance(i.getBlockPos()));
 
                 if (dist <= rad + 3) {

src/main/java/com/minelittlepony/unicopia/ability/PegasusCaptureStormAbility.java

@@ -60,7 +60,7 @@ public class PegasusCaptureStormAbility implements Ability<Hit> {
     @Override
     public void apply(Pony player, Hit data) {
 
-        World w = player.getReferenceWorld();
+        World w = player.asWorld();
         ItemStack stack = player.asEntity().getStackInHand(Hand.MAIN_HAND);
         boolean thundering = w.isThundering();
 

src/main/java/com/minelittlepony/unicopia/ability/PegasusRainboomAbility.java

@@ -61,7 +61,7 @@ public class PegasusRainboomAbility implements Ability<Hit> {
     public boolean onQuickAction(Pony player, ActivationType type) {
 
         if (type == ActivationType.TAP && player.getPhysics().isFlying() && player.getMagicalReserves().getMana().get() > 40) {
-            player.getPhysics().dashForward((float)player.getReferenceWorld().random.nextTriangular(2.5F, 0.3F));
+            player.getPhysics().dashForward((float)player.asWorld().random.nextTriangular(2.5F, 0.3F));
             player.subtractEnergyCost(4);
             return true;
         }

src/main/java/com/minelittlepony/unicopia/ability/UnicornCastingAbility.java

@@ -96,7 +96,7 @@ public class UnicornCastingAbility implements Ability<Hit> {
                 if (amount < 0) {
                     AmuletItem.consumeEnergy(stack, amount);
                     player.getMagicalReserves().getMana().add(amount * player.getMagicalReserves().getMana().getMax());
-                    player.getReferenceWorld().playSoundFromEntity(null, player.asEntity(), USounds.ITEM_AMULET_RECHARGE, SoundCategory.PLAYERS, 1, 1);
+                    player.asWorld().playSoundFromEntity(null, player.asEntity(), USounds.ITEM_AMULET_RECHARGE, SoundCategory.PLAYERS, 1, 1);
                 }
             }
         } else {
@@ -152,7 +152,7 @@ public class UnicornCastingAbility implements Ability<Hit> {
 
             float i = player.getAbilities().getStat(slot).getFillProgress();
 
-            Random rng = player.getReferenceWorld().random;
+            Random rng = player.asWorld().random;
             player.addParticle(i > 0.5F ? ParticleTypes.LARGE_SMOKE : ParticleTypes.CLOUD, eyes, VecHelper.supply(() -> (rng.nextGaussian() - 0.5) / 10));
             player.playSound(USounds.ITEM_AMULET_CHARGING, 1, i / 20);
         } else {

src/main/java/com/minelittlepony/unicopia/ability/UnicornDispellAbility.java

@@ -85,7 +85,7 @@ public class UnicornDispellAbility implements Ability<Pos> {
     @Override
     public void apply(Pony player, Pos data) {
         player.setAnimation(Animation.WOLOLO);
-        Caster.stream(VecHelper.findInRange(player.asEntity(), player.getReferenceWorld(), data.vec(), 3, EquinePredicates.IS_PLACED_SPELL).stream()).forEach(target -> {
+        Caster.stream(VecHelper.findInRange(player.asEntity(), player.asWorld(), data.vec(), 3, EquinePredicates.IS_PLACED_SPELL).stream()).forEach(target -> {
             target.getSpellSlot().clear();
         });
     }

src/main/java/com/minelittlepony/unicopia/ability/UnicornTeleportAbility.java

@@ -71,7 +71,7 @@ public class UnicornTeleportAbility implements Ability<Pos> {
         int maxDistance = player.asEntity().isCreative() ? 1000 : 100;
 
 
-        World w = player.getReferenceWorld();
+        World w = player.asWorld();
 
         Trace trace = Trace.create(player.asEntity(), maxDistance, 1, EntityPredicates.EXCEPT_SPECTATOR);
         return trace.getBlockOrEntityPos().map(pos -> {
@@ -133,7 +133,7 @@ public class UnicornTeleportAbility implements Ability<Pos> {
             return;
         }
 
-        teleportee.getReferenceWorld().playSound(null, teleportee.getOrigin(), USounds.ENTITY_PLAYER_UNICORN_TELEPORT, SoundCategory.PLAYERS, 1, 1);
+        teleportee.asWorld().playSound(null, teleportee.getOrigin(), USounds.ENTITY_PLAYER_UNICORN_TELEPORT, SoundCategory.PLAYERS, 1, 1);
 
         double distance = destination.distanceTo(teleportee) / 10;
 

src/main/java/com/minelittlepony/unicopia/ability/data/Pos.java

@@ -47,6 +47,6 @@ public class Pos extends Hit {
     }
 
     public double distanceTo(Caster<?> caster) {
-        return Math.sqrt(caster.getEntity().squaredDistanceTo(x, y, z));
+        return Math.sqrt(caster.asEntity().squaredDistanceTo(x, y, z));
     }
 }

src/main/java/com/minelittlepony/unicopia/ability/magic/Caster.java

@@ -6,8 +6,7 @@ import java.util.stream.Stream;
 
 import org.jetbrains.annotations.Nullable;
 
-import com.minelittlepony.unicopia.EquinePredicates;
+import com.minelittlepony.unicopia.*;
-import com.minelittlepony.unicopia.Owned;
 import com.minelittlepony.unicopia.ability.magic.spell.effect.SpellType;
 import com.minelittlepony.unicopia.block.data.ModificationType;
 import com.minelittlepony.unicopia.entity.Physics;
@@ -27,38 +26,35 @@ import net.minecraft.world.World;
 /**
  * Interface for any magically capable entities that can cast or persist spells.
  */
-public interface Caster<E extends LivingEntity> extends Owned<LivingEntity>, Levelled, Affine, ParticleSource, SoundEmitter {
+public interface Caster<E extends Entity> extends Owned<LivingEntity>,
+        Levelled,
+        Affine,
+        ParticleSource<E>,
+        SoundEmitter<E>,
+        EntityConvertable<E>,
+        WorldConvertable {
 
     Physics getPhysics();
 
     SpellContainer getSpellSlot();
 
     /**
-     * Gets the entity directly responsible for casting.
+     * Removes the desired amount of mana or health from this caster in exchange for a spell's benefits.
+     * <p>
+     * @return False if the transaction has depleted the caster's reserves.
      */
-    @Override
+    boolean subtractEnergyCost(double amount);
-    Entity getEntity();
 
-    /**
-     * Gets the minecraft world
-     */
     @Override
-    default World getReferenceWorld() {
+    default World asWorld() {
-        return getEntity().getEntityWorld();
+        return asEntity().world;
     }
 
     /**
      * Returns true if we're executing on the client.
      */
     default boolean isClient() {
-        return getReferenceWorld().isClient();
+        return asWorld().isClient();
-    }
-
-    /**
-     * Gets the center position where this caster is located.
-     */
-    default BlockPos getOrigin() {
-        return getEntity().getBlockPos();
     }
 
     default boolean canModifyAt(BlockPos pos) {
@@ -69,11 +65,11 @@ public interface Caster<E extends LivingEntity> extends Owned<LivingEntity>, Lev
 
         if (mod.checkPhysical()) {
             if (getMaster() instanceof PlayerEntity player) {
-                if (!getReferenceWorld().canPlayerModifyAt(player, pos)) {
+                if (!asWorld().canPlayerModifyAt(player, pos)) {
                     return false;
                 }
             } else {
-                if (!getReferenceWorld().getGameRules().getBoolean(GameRules.DO_MOB_GRIEFING)) {
+                if (!asWorld().getGameRules().getBoolean(GameRules.DO_MOB_GRIEFING)) {
                     return false;
                 }
             }
@@ -82,13 +78,6 @@ public interface Caster<E extends LivingEntity> extends Owned<LivingEntity>, Lev
         return !mod.checkMagical() || canCastAt(Vec3d.ofCenter(pos));
     }
 
-    /**
-     * Removes the desired amount of mana or health from this caster in exchange for a spell's benefits.
-     * <p>
-     * @return False if the transaction has depleted the caster's reserves.
-     */
-    boolean subtractEnergyCost(double amount);
-
     default Stream<Caster<?>> findAllSpellsInRange(double radius) {
         return findAllSpellsInRange(radius, null);
     }
@@ -98,7 +87,7 @@ public interface Caster<E extends LivingEntity> extends Owned<LivingEntity>, Lev
     }
 
     default Stream<Entity> findAllEntitiesInRange(double radius, @Nullable Predicate<Entity> test) {
-        return VecHelper.findInRange(getEntity(), getReferenceWorld(), getOriginVector(), radius, test).stream();
+        return VecHelper.findInRange(asEntity(), asWorld(), getOriginVector(), radius, test).stream();
     }
 
     default Stream<Entity> findAllEntitiesInRange(double radius) {

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/AbstractDisguiseSpell.java

@@ -28,8 +28,8 @@ public abstract class AbstractDisguiseSpell extends AbstractSpell implements Dis
 
     @Override
     public void onDestroyed(Caster<?> caster) {
-        caster.getEntity().calculateDimensions();
+        caster.asEntity().calculateDimensions();
-        caster.getEntity().setInvisible(false);
+        caster.asEntity().setInvisible(false);
         if (caster instanceof Pony) {
             ((Pony) caster).setInvisible(false);
         }

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/DispersableDisguiseSpell.java

@@ -50,7 +50,7 @@ public class DispersableDisguiseSpell extends AbstractDisguiseSpell implements I
             if (isSuppressed()) {
                 source.spawnParticles(MagicParticleEffect.UNICORN, 5);
                 source.spawnParticles(UParticles.CHANGELING_MAGIC, 5);
-            } else if (source.getReferenceWorld().random.nextInt(30) == 0) {
+            } else if (source.asWorld().random.nextInt(30) == 0) {
                 source.spawnParticles(UParticles.CHANGELING_MAGIC, 2);
             }
         }

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/PlaceableSpell.java

@@ -79,7 +79,7 @@ public class PlaceableSpell extends AbstractDelegatingSpell implements OrientedS
             if (!source.isClient()) {
 
                 if (dimension == null) {
-                    dimension = source.getReferenceWorld().getRegistryKey();
+                    dimension = source.asWorld().getRegistryKey();
                     setDirty();
                 }
 
@@ -93,7 +93,7 @@ public class PlaceableSpell extends AbstractDelegatingSpell implements OrientedS
         }
 
         if (situation == Situation.GROUND_ENTITY) {
-            if (!source.isClient() && Ether.get(source.getReferenceWorld()).getEntry(getType(), source).isEmpty()) {
+            if (!source.isClient() && Ether.get(source.asWorld()).getEntry(getType(), source).isEmpty()) {
                 setDead();
                 return false;
             }
@@ -119,9 +119,9 @@ public class PlaceableSpell extends AbstractDelegatingSpell implements OrientedS
     }
 
     private void spawnPlacedEntity(Caster<?> source) {
-        CastSpellEntity entity = UEntities.CAST_SPELL.create(source.getReferenceWorld());
+        CastSpellEntity entity = UEntities.CAST_SPELL.create(source.asWorld());
         Vec3d pos = castEntity.getPosition().orElse(source.getOriginVector());
-        entity.updatePositionAndAngles(pos.x, pos.y, pos.z, source.getEntity().getYaw(), source.getEntity().getPitch());
+        entity.updatePositionAndAngles(pos.x, pos.y, pos.z, source.asEntity().getYaw(), source.asEntity().getPitch());
         PlaceableSpell copy = spell.toPlaceable();
         if (spell instanceof PlacementDelegate delegate) {
             delegate.onPlaced(source, copy, entity);
@@ -157,8 +157,8 @@ public class PlaceableSpell extends AbstractDelegatingSpell implements OrientedS
                 castEntity.set(null);
             });
 
-            if (source.getEntity() instanceof CastSpellEntity spellcast) {
+            if (source.asEntity() instanceof CastSpellEntity spellcast) {
-                Ether.get(source.getReferenceWorld()).remove(getType(), source);
+                Ether.get(source.asWorld()).remove(getType(), source);
             }
         }
         super.onDestroyed(source);
@@ -180,7 +180,7 @@ public class PlaceableSpell extends AbstractDelegatingSpell implements OrientedS
 
     protected Optional<World> getWorld(Caster<?> source) {
         return Optional.ofNullable(dimension)
-                .map(dim -> source.getReferenceWorld().getServer().getWorld(dim));
+                .map(dim -> source.asWorld().getServer().getWorld(dim));
     }
 
     @Override

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/RainboomAbilitySpell.java

@@ -65,25 +65,25 @@ public class RainboomAbilitySpell extends AbstractSpell {
             e.damage(MagicalDamageSource.create("rainboom", source).setBreakSunglasses(), 6);
         });
         EFFECT_RANGE.translate(source.getOrigin()).getBlockPositions().forEach(pos -> {
-            BlockState state = source.getReferenceWorld().getBlockState(pos);
+            BlockState state = source.asWorld().getBlockState(pos);
             if (state.isIn(UTags.FRAGILE) && source.canModifyAt(pos, ModificationType.PHYSICAL)) {
                 owner.world.breakBlock(pos, true);
             }
         });
 
-        Vec3d motion = source.getEntity().getRotationVec(1).multiply(1.5);
+        Vec3d motion = source.asEntity().getRotationVec(1).multiply(1.5);
-        Vec3d velocity = source.getEntity().getVelocity().add(motion);
+        Vec3d velocity = source.asEntity().getVelocity().add(motion);
 
         while (velocity.length() > 3) {
             velocity = velocity.multiply(0.6);
         }
 
-        source.getEntity().setVelocity(velocity);
+        source.asEntity().setVelocity(velocity);
         if (source instanceof Pony pony) {
             pony.getMagicalReserves().getExhaustion().multiply(0.2F);
         }
 
-        return !source.getEntity().isRemoved() && age++ < 90 + 7 * source.getLevel().getScaled(9);
+        return !source.asEntity().isRemoved() && age++ < 90 + 7 * source.getLevel().getScaled(9);
     }
 
     @Override

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/ThrowableSpell.java

@@ -49,7 +49,7 @@ public final class ThrowableSpell extends AbstractDelegatingSpell {
      * Returns the resulting projectile entity for customization (or null if on the client).
      */
     public Optional<MagicProjectileEntity> throwProjectile(Caster<?> caster, float divergance) {
-        World world = caster.getReferenceWorld();
+        World world = caster.asWorld();
 
         LivingEntity entity = caster.getMaster();
 

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/AreaProtectionSpell.java

@@ -38,14 +38,14 @@ public class AreaProtectionSpell extends AbstractAreaEffectSpell {
             Vec3d origin = source.getOriginVector();
 
             source.spawnParticles(origin, new Sphere(true, radius), (int)(radius * 6), pos -> {
-                if (!source.getReferenceWorld().isAir(new BlockPos(pos))) {
+                if (!source.asWorld().isAir(new BlockPos(pos))) {
                     source.addParticle(new MagicParticleEffect(getType().getColor()), pos, Vec3d.ZERO);
                 }
             });
         }
 
         source.findAllSpellsInRange(radius, e -> isValidTarget(source, e)).filter(caster -> !caster.hasCommonOwner(source)).forEach(caster -> {
-            caster.getEntity().kill();
+            caster.asEntity().kill();
         });
 
         return !isDead();
@@ -65,7 +65,7 @@ public class AreaProtectionSpell extends AbstractAreaEffectSpell {
     }
 
     public boolean blocksMagicFor(Caster<?> source, Caster<?> other, Vec3d position) {
-        return !FriendshipBraceletItem.isComrade(other, other.getEntity())
+        return !FriendshipBraceletItem.isComrade(other, other.asEntity())
                 && source.getOriginVector().distanceTo(position) <= getDrawDropOffRange(source);
     }
 

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/AttractiveSpell.java

@@ -47,8 +47,8 @@ public class AttractiveSpell extends ShieldSpell implements HomingSpell, TimedSp
         setDirty();
 
         Vec3d pos = caster.getOriginVector();
-        if (target.isPresent(caster.getReferenceWorld()) && target.get(caster.getReferenceWorld()).distanceTo(caster.getEntity()) > getDrawDropOffRange(caster)) {
+        if (target.isPresent(caster.asWorld()) && target.get(caster.asWorld()).distanceTo(caster.asEntity()) > getDrawDropOffRange(caster)) {
-            target.get(caster.getReferenceWorld()).requestTeleport(pos.x, pos.y, pos.z);
+            target.get(caster.asWorld()).requestTeleport(pos.x, pos.y, pos.z);
         }
 
         return super.tick(caster, situation);
@@ -60,7 +60,7 @@ public class AttractiveSpell extends ShieldSpell implements HomingSpell, TimedSp
 
         source.spawnParticles(getOrigin(source), new Sphere(false, range), 7, p -> {
             source.addParticle(
-                    new FollowingParticleEffect(UParticles.HEALTH_DRAIN, source.getEntity(), 0.4F)
+                    new FollowingParticleEffect(UParticles.HEALTH_DRAIN, source.asEntity(), 0.4F)
                         .withChild(new MagicParticleEffect(getType().getColor())),
                     p,
                     Vec3d.ZERO
@@ -92,8 +92,8 @@ public class AttractiveSpell extends ShieldSpell implements HomingSpell, TimedSp
             force *= AttractionUtils.getForceAdjustment(target);
         }
 
-        if (!isGood && source.getReferenceWorld().random.nextInt(4500) == 0) {
+        if (!isGood && source.asWorld().random.nextInt(4500) == 0) {
-            source.getEntity().damage(MagicalDamageSource.create("vortex"), 4);
+            source.asEntity().damage(MagicalDamageSource.create("vortex"), 4);
         }
 
         AttractionUtils.applyForce(getOrigin(source), target, -force, 0, false);
@@ -138,7 +138,7 @@ public class AttractiveSpell extends ShieldSpell implements HomingSpell, TimedSp
 
     @Override
     public void onDestroyed(Caster<?> caster) {
-        target.getOrEmpty(caster.getReferenceWorld()).ifPresent(target -> target.setGlowing(false));
+        target.getOrEmpty(caster.asWorld()).ifPresent(target -> target.setGlowing(false));
     }
 
     @Override

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/AwkwardSpell.java

@@ -49,7 +49,7 @@ public class AwkwardSpell extends AbstractSpell implements TimedSpell {
 
                 List<Identifier> names = new ArrayList<>(Registries.PARTICLE_TYPE.getIds());
 
-                int index = (int)MathHelper.nextDouble(source.getReferenceWorld().random, 0, names.size());
+                int index = (int)MathHelper.nextDouble(source.asWorld().random, 0, names.size());
 
                 Identifier id = names.get(index);
                 ParticleType<?> type = Registries.PARTICLE_TYPE.get(id);

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/CatapultSpell.java

@@ -65,14 +65,14 @@ public class CatapultSpell extends AbstractSpell implements ProjectileDelegate.B
     }
 
     protected void apply(Caster<?> caster, Entity e) {
-        Vec3d vel = caster.getEntity().getVelocity();
+        Vec3d vel = caster.asEntity().getVelocity();
         if (Math.abs(e.getVelocity().y) > 0.5) {
-            e.setVelocity(caster.getEntity().getVelocity());
+            e.setVelocity(caster.asEntity().getVelocity());
         } else {
             e.addVelocity(
-                ((caster.getReferenceWorld().random.nextFloat() * HORIZONTAL_VARIANCE) - HORIZONTAL_VARIANCE + vel.x * 0.8F) * 0.1F,
+                ((caster.asWorld().random.nextFloat() * HORIZONTAL_VARIANCE) - HORIZONTAL_VARIANCE + vel.x * 0.8F) * 0.1F,
                 0.1F + (getTraits().get(Trait.STRENGTH, -MAX_STRENGTH, MAX_STRENGTH) - 40) / 16D,
-                ((caster.getReferenceWorld().random.nextFloat() * HORIZONTAL_VARIANCE) - HORIZONTAL_VARIANCE + vel.z * 0.8F) * 0.1F
+                ((caster.asWorld().random.nextFloat() * HORIZONTAL_VARIANCE) - HORIZONTAL_VARIANCE + vel.z * 0.8F) * 0.1F
             );
         }
     }
@@ -84,11 +84,11 @@ public class CatapultSpell extends AbstractSpell implements ProjectileDelegate.B
 
         double maxDistance = 2 + (getTraits().get(Trait.FOCUS) - 50) * 8;
 
-        Trace trace = Trace.create(caster.getEntity(), maxDistance, 1, EntityPredicates.EXCEPT_SPECTATOR);
+        Trace trace = Trace.create(caster.asEntity(), maxDistance, 1, EntityPredicates.EXCEPT_SPECTATOR);
         trace.getEntity().ifPresentOrElse(apply, () -> {
             trace.ifBlock(pos -> {
                 if (caster.canModifyAt(pos)) {
-                    createBlockEntity(caster.getReferenceWorld(), pos, apply);
+                    createBlockEntity(caster.asWorld(), pos, apply);
                 }
             });
         });

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/DarkVortexSpell.java

@@ -86,13 +86,13 @@ public class DarkVortexSpell extends AttractiveSpell implements ProjectileDelega
         setDirty();
 
         if (age % 20 == 0) {
-            source.getReferenceWorld().playSound(null, source.getOrigin(), USounds.AMBIENT_DARK_VORTEX_ADDITIONS, SoundCategory.AMBIENT, 1, 1);
+            source.asWorld().playSound(null, source.getOrigin(), USounds.AMBIENT_DARK_VORTEX_ADDITIONS, SoundCategory.AMBIENT, 1, 1);
         }
 
         source.subtractEnergyCost(-accumulatedMass);
 
-        if (!source.isClient() && source.getReferenceWorld().random.nextInt(300) == 0) {
+        if (!source.isClient() && source.asWorld().random.nextInt(300) == 0) {
-            ParticleUtils.spawnParticle(source.getReferenceWorld(), UParticles.LIGHTNING_BOLT, getOrigin(source), Vec3d.ZERO);
+            ParticleUtils.spawnParticle(source.asWorld(), UParticles.LIGHTNING_BOLT, getOrigin(source), Vec3d.ZERO);
         }
 
         return super.tick(source, situation);
@@ -161,9 +161,9 @@ public class DarkVortexSpell extends AttractiveSpell implements ProjectileDelega
                         return;
                     }
                     if (source.getOrigin().isWithinDistance(i, getEventHorizonRadius() / 2)) {
-                        source.getReferenceWorld().breakBlock(i, false);
+                        source.asWorld().breakBlock(i, false);
                     } else {
-                        CatapultSpell.createBlockEntity(source.getReferenceWorld(), i, e -> {
+                        CatapultSpell.createBlockEntity(source.asWorld(), i, e -> {
                             applyRadialEffect(source, e, e.getPos().distanceTo(origin), radius);
                         });
                     }
@@ -177,8 +177,8 @@ public class DarkVortexSpell extends AttractiveSpell implements ProjectileDelega
 
     protected boolean canAffect(Caster<?> source, BlockPos pos) {
         return source.canModifyAt(pos)
-            && source.getReferenceWorld().getFluidState(pos).isEmpty()
+            && source.asWorld().getFluidState(pos).isEmpty()
-            && source.getReferenceWorld().getBlockState(pos).getHardness(source.getReferenceWorld(), pos) >= 0;
+            && source.asWorld().getBlockState(pos).getHardness(source.asWorld(), pos) >= 0;
     }
 
     // 1. force decreases with distance: distance scale 1 -> 0
@@ -234,7 +234,7 @@ public class DarkVortexSpell extends AttractiveSpell implements ProjectileDelega
             }
 
             source.subtractEnergyCost(-massOfTarget * 10);
-            source.getReferenceWorld().playSound(null, source.getOrigin(), USounds.AMBIENT_DARK_VORTEX_MOOD, SoundCategory.AMBIENT, 2, 0.02F);
+            source.asWorld().playSound(null, source.getOrigin(), USounds.AMBIENT_DARK_VORTEX_MOOD, SoundCategory.AMBIENT, 2, 0.02F);
         } else {
             double force = getAttractiveForce(source, target);
 

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/DisplacementSpell.java

@@ -39,7 +39,7 @@ public class DisplacementSpell extends AbstractSpell implements HomingSpell, Pla
         }
 
         if (ticks == 0) {
-            target.ifPresent(source.getReferenceWorld(), target -> {
+            target.ifPresent(source.asWorld(), target -> {
 
                 Vec3d destinationPos = target.getPos();
                 Vec3d destinationVel = target.getVelocity();
@@ -95,7 +95,7 @@ public class DisplacementSpell extends AbstractSpell implements HomingSpell, Pla
     @Override
     public void onDestroyed(Caster<?> caster) {
         caster.getMaster().setGlowing(false);
-        target.ifPresent(caster.getReferenceWorld(), e -> e.setGlowing(false));
+        target.ifPresent(caster.asWorld(), e -> e.setGlowing(false));
     }
 
     @Override

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/FeatherFallSpell.java

@@ -67,8 +67,8 @@ public class FeatherFallSpell extends AbstractSpell implements TimedSpell {
         final float strength = 1F / (getTraits().get(Trait.STRENGTH, 2, 9) / targets.size());
         final float generosity = getTraits().get(Trait.GENEROSITY, 1, MAX_GENEROSITY_FACTOR) / MAX_GENEROSITY_FACTOR;
 
-        Entity entity = caster.getEntity();
+        Entity entity = caster.asEntity();
-        Vec3d masterVelocity = caster.getEntity().getVelocity().multiply(0.1);
+        Vec3d masterVelocity = entity.getVelocity().multiply(0.1);
         targets.forEach(target -> {
             if (target.getVelocity().y < 0) {
 
@@ -84,7 +84,7 @@ public class FeatherFallSpell extends AbstractSpell implements TimedSpell {
                     ((PlayerEntity)target).getAbilities().flying = false;
                 }
                 target.setVelocity(target.getVelocity().multiply(1, delta, 1));
-                if (situation == Situation.PROJECTILE && target != caster.getEntity()) {
+                if (situation == Situation.PROJECTILE && target != entity) {
                     target.addVelocity(masterVelocity.x, 0, masterVelocity.z);
                 }
             }
@@ -114,8 +114,7 @@ public class FeatherFallSpell extends AbstractSpell implements TimedSpell {
     }
 
     protected Stream<Entity> getTargets(Caster<?> caster) {
-        Entity owner = caster.getEntity();// , EquinePredicates.IS_PLAYER
+        return Stream.concat(Stream.of(caster.asEntity()), caster.findAllEntitiesInRange(getEffectRange()).sorted((a, b) -> {
-        return Stream.concat(Stream.of(owner), caster.findAllEntitiesInRange(getEffectRange()).sorted((a, b) -> {
             return Integer.compare(
                     FriendshipBraceletItem.isComrade(caster, a) ? 1 : 0,
                     FriendshipBraceletItem.isComrade(caster, b) ? 1 : 0

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/FireBoltSpell.java

@@ -57,7 +57,7 @@ public class FireBoltSpell extends AbstractSpell implements HomingSpell,
             return true;
         }
 
-        if (getTraits().get(Trait.FOCUS) >= 50 && !target.isPresent(caster.getReferenceWorld())) {
+        if (getTraits().get(Trait.FOCUS) >= 50 && !target.isPresent(caster.asWorld())) {
             target.set(caster.findAllEntitiesInRange(
                 getTraits().get(Trait.FOCUS) - 49,
                 EntityPredicates.VALID_LIVING_ENTITY.and(TargetSelecter.notOwnerOrFriend(this, caster))
@@ -66,10 +66,10 @@ public class FireBoltSpell extends AbstractSpell implements HomingSpell,
 
         for (int i = 0; i < getNumberOfBalls(caster); i++) {
             getTypeAndTraits().create().toThrowable().throwProjectile(caster, 2).ifPresent(c -> {
-                target.ifPresent(caster.getReferenceWorld(), c::setHomingTarget);
+                target.ifPresent(caster.asWorld(), c::setHomingTarget);
             });
 
-            caster.playSound(USounds.SPELL_FIRE_BOLT_SHOOT, 0.7F, 0.4F / (caster.getReferenceWorld().random.nextFloat() * 0.4F + 0.8F));
+            caster.playSound(USounds.SPELL_FIRE_BOLT_SHOOT, 0.7F, 0.4F / (caster.asWorld().random.nextFloat() * 0.4F + 0.8F));
         }
         return false;
     }
@@ -83,7 +83,7 @@ public class FireBoltSpell extends AbstractSpell implements HomingSpell,
     }
 
     protected int getNumberOfBalls(Caster<?> caster) {
-        return 1 + caster.getReferenceWorld().random.nextInt(3) + (int)getTraits().get(Trait.EARTH) * 3;
+        return 1 + caster.asWorld().random.nextInt(3) + (int)getTraits().get(Trait.EARTH) * 3;
     }
 
     @Override

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/FireSpell.java

@@ -52,7 +52,7 @@ public class FireSpell extends AbstractAreaEffectSpell implements ProjectileDele
     public void onImpact(MagicProjectileEntity projectile, BlockHitResult hit) {
         if (!projectile.isClient()) {
             Vec3d pos = hit.getPos();
-            projectile.getReferenceWorld().createExplosion(projectile.getOwner(), pos.getX(), pos.getY(), pos.getZ(), 2, ExplosionSourceType.MOB);
+            projectile.asWorld().createExplosion(projectile.getOwner(), pos.getX(), pos.getY(), pos.getZ(), 2, ExplosionSourceType.MOB);
         }
     }
 
@@ -60,7 +60,7 @@ public class FireSpell extends AbstractAreaEffectSpell implements ProjectileDele
     public void onImpact(MagicProjectileEntity projectile, EntityHitResult hit) {
         if (!projectile.isClient()) {
             Entity entity = hit.getEntity();
-            projectile.getReferenceWorld().createExplosion(projectile.getOwner(), entity.getX(), entity.getY(), entity.getZ(), 2, ExplosionSourceType.MOB);
+            projectile.asWorld().createExplosion(projectile.getOwner(), entity.getX(), entity.getY(), entity.getZ(), 2, ExplosionSourceType.MOB);
         }
     }
 
@@ -71,9 +71,9 @@ public class FireSpell extends AbstractAreaEffectSpell implements ProjectileDele
         }
 
         return new Sphere(false, Math.max(0, 4 + getTraits().get(Trait.POWER))).translate(source.getOrigin()).getBlockPositions().reduce(false,
-                (r, i) -> source.canModifyAt(i) && applyBlocks(source.getReferenceWorld(), i),
+                (r, i) -> source.canModifyAt(i) && applyBlocks(source.asWorld(), i),
                 (a, b) -> a || b)
-                || applyEntities(null, source.getReferenceWorld(), source.getOriginVector());
+                || applyEntities(null, source.asWorld(), source.getOriginVector());
     }
 
     protected void generateParticles(Caster<?> source) {

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/HydrophobicSpell.java

@@ -50,7 +50,7 @@ public class HydrophobicSpell extends AbstractSpell {
     public boolean tick(Caster<?> source, Situation situation) {
 
         if (!source.isClient()) {
-            World world = source.getReferenceWorld();
+            World world = source.asWorld();
 
             Shape area = new Sphere(false, getRange(source)).translate(source.getOriginVector());
 
@@ -83,12 +83,12 @@ public class HydrophobicSpell extends AbstractSpell {
             source.subtractEnergyCost(storedFluidPositions.isEmpty() ? 0.001F : 0.02F);
             source.spawnParticles(new Sphere(true, getRange(source)), 10, pos -> {
                 BlockPos bp = new BlockPos(pos);
-                if (source.getReferenceWorld().getFluidState(bp.up()).isIn(affectedFluid)) {
+                if (source.asWorld().getFluidState(bp.up()).isIn(affectedFluid)) {
                     source.addParticle(UParticles.RAIN_DROPS, pos, Vec3d.ZERO);
                 }
             });
 
-            if (source.getEntity().age % 200 == 0) {
+            if (source.asEntity().age % 200 == 0) {
                 source.playSound(USounds.SPELL_AMBIENT, 0.5F);
             }
         }
@@ -99,7 +99,7 @@ public class HydrophobicSpell extends AbstractSpell {
     @Override
     public void onDestroyed(Caster<?> caster) {
         storedFluidPositions.removeIf(entry -> {
-            entry.restore(caster.getReferenceWorld());
+            entry.restore(caster.asWorld());
             return true;
          });
     }

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/IceSpell.java

@@ -40,24 +40,24 @@ public class IceSpell extends AbstractSpell {
 
     @Override
     public boolean tick(Caster<?> source, Situation situation) {
-        boolean submerged = source.getEntity().isSubmergedInWater() || source.getEntity().isSubmergedIn(FluidTags.LAVA);
+        boolean submerged = source.asEntity().isSubmergedInWater() || source.asEntity().isSubmergedIn(FluidTags.LAVA);
 
         long blocksAffected = OUTER_RANGE.translate(source.getOrigin()).getBlockPositions().filter(i -> {
-            if (source.canModifyAt(i) && applyBlockSingle(source.getEntity(), source.getReferenceWorld(), i, situation)) {
+            if (source.canModifyAt(i) && applyBlockSingle(source.asEntity(), source.asWorld(), i, situation)) {
 
                 if (submerged & source.getOrigin().isWithinDistance(i, RADIUS - 1)) {
-                    BlockState state = source.getReferenceWorld().getBlockState(i);
+                    BlockState state = source.asWorld().getBlockState(i);
                     if (state.isIn(BlockTags.ICE) || state.isOf(Blocks.OBSIDIAN)) {
-                        source.getReferenceWorld().setBlockState(i, Blocks.AIR.getDefaultState(), Block.NOTIFY_NEIGHBORS);
+                        source.asWorld().setBlockState(i, Blocks.AIR.getDefaultState(), Block.NOTIFY_NEIGHBORS);
                     } else if (!state.getFluidState().isEmpty()) {
-                        source.getReferenceWorld().setBlockState(i, state.with(Properties.WATERLOGGED, false), Block.NOTIFY_NEIGHBORS);
+                        source.asWorld().setBlockState(i, state.with(Properties.WATERLOGGED, false), Block.NOTIFY_NEIGHBORS);
                     }
                 }
 
-                ParticleUtils.spawnParticle(source.getReferenceWorld(), ParticleTypes.SPLASH, new Vec3d(
+                ParticleUtils.spawnParticle(source.asWorld(), ParticleTypes.SPLASH, new Vec3d(
-                        i.getX() + source.getReferenceWorld().random.nextFloat(),
+                        i.getX() + source.asWorld().random.nextFloat(),
                         i.getY() + 1,
-                        i.getZ() + source.getReferenceWorld().random.nextFloat()), Vec3d.ZERO);
+                        i.getZ() + source.asWorld().random.nextFloat()), Vec3d.ZERO);
 
                 return true;
             }
@@ -67,7 +67,7 @@ public class IceSpell extends AbstractSpell {
 
         source.subtractEnergyCost(Math.min(10, blocksAffected));
 
-        return applyEntities(source.getMaster(), source.getReferenceWorld(), source.getOriginVector()) && situation == Situation.PROJECTILE;
+        return applyEntities(source.getMaster(), source.asWorld(), source.getOriginVector()) && situation == Situation.PROJECTILE;
     }
 
     protected boolean applyEntities(LivingEntity owner, World world, Vec3d pos) {

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/InfernoSpell.java

@@ -30,7 +30,7 @@ public class InfernoSpell extends FireSpell {
             generateParticles(source);
         }
 
-        World w = source.getReferenceWorld();
+        World w = source.asWorld();
 
         if (!w.isClient) {
             float radius = 4 + (source.getLevel().getScaled(4) * 4);

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/LightSpell.java

@@ -56,17 +56,17 @@ public class LightSpell extends AbstractSpell implements TimedSpell {
 
         if (!caster.isClient()) {
             if (lights.isEmpty()) {
-                int size = 2 + caster.getReferenceWorld().random.nextInt(2) + (int)(getTraits().get(Trait.LIFE, 10, 20) - 10)/10;
+                int size = 2 + caster.asWorld().random.nextInt(2) + (int)(getTraits().get(Trait.LIFE, 10, 20) - 10)/10;
                 while (lights.size() < size) {
                     lights.add(new EntityReference<FairyEntity>());
                 }
             }
 
             lights.forEach(ref -> {
-                if (!ref.isPresent(caster.getReferenceWorld())) {
+                if (!ref.isPresent(caster.asWorld())) {
-                    FairyEntity entity = UEntities.TWITTERMITE.create(caster.getReferenceWorld());
+                    FairyEntity entity = UEntities.TWITTERMITE.create(caster.asWorld());
                     entity.setPosition(ref.getPosition().orElseGet(() -> {
-                        return caster.getOriginVector().add(VecHelper.supply(() -> caster.getReferenceWorld().random.nextInt(3) - 1));
+                        return caster.getOriginVector().add(VecHelper.supply(() -> caster.asWorld().random.nextInt(3) - 1));
                     }));
                     entity.setMaster(caster);
                     entity.world.spawnEntity(entity);
@@ -86,7 +86,7 @@ public class LightSpell extends AbstractSpell implements TimedSpell {
             return;
         }
         lights.forEach(ref -> {
-            ref.ifPresent(caster.getReferenceWorld(), e -> {
+            ref.ifPresent(caster.asWorld(), e -> {
                 e.world.sendEntityStatus(e, (byte)60);
                 e.discard();
             });

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/MindSwapSpell.java

@@ -33,7 +33,7 @@ public class MindSwapSpell extends MimicSpell {
     public void onDestroyed(Caster<?> caster) {
         super.onDestroyed(caster);
         if (initialized && !caster.isClient()) {
-            counterpart.ifPresent(caster.getReferenceWorld(), e -> {
+            counterpart.ifPresent(caster.asWorld(), e -> {
                 EntitySwap.ALL.accept(e, caster.getMaster());
                 Inventory.swapInventories(
                         e, myStoredInventory.or(() -> Inventory.of(e)),
@@ -59,7 +59,7 @@ public class MindSwapSpell extends MimicSpell {
             if (!initialized) {
                 initialized = true;
                 setDirty();
-                counterpart.ifPresent(caster.getReferenceWorld(), e -> {
+                counterpart.ifPresent(caster.asWorld(), e -> {
                     setDisguise(e);
                     Caster<?> other = Caster.of(e).get();
                     SpellType.MIMIC.withTraits().apply(other).setDisguise(caster.getMaster());
@@ -77,14 +77,14 @@ public class MindSwapSpell extends MimicSpell {
                 });
             }
 
-            if (counterpart.getId().isPresent() && counterpart.get(caster.getReferenceWorld()) == null) {
+            if (counterpart.getId().isPresent() && counterpart.get(caster.asWorld()) == null) {
                 caster.getMaster().damage(DamageSource.MAGIC, Float.MAX_VALUE);
                 setDead();
                 return false;
             }
 
-            if (!caster.getEntity().isAlive()) {
+            if (!caster.asEntity().isAlive()) {
-                counterpart.ifPresent(caster.getReferenceWorld(), e -> {
+                counterpart.ifPresent(caster.asWorld(), e -> {
                     e.damage(DamageSource.MAGIC, Float.MAX_VALUE);
                 });
                 onDestroyed(caster);

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/NecromancySpell.java

@@ -56,24 +56,24 @@ public class NecromancySpell extends AbstractAreaEffectSpell {
             return false;
         }
 
-        boolean rainy = source.getReferenceWorld().hasRain(source.getOrigin());
+        boolean rainy = source.asWorld().hasRain(source.getOrigin());
 
         if (source.isClient()) {
             source.spawnParticles(new Sphere(true, radius * 2), rainy ? 98 : 125, pos -> {
                 BlockPos bpos = new BlockPos(pos);
 
-                if (!source.getReferenceWorld().isAir(bpos.down())) {
+                if (!source.asWorld().isAir(bpos.down())) {
-                    source.addParticle(source.getReferenceWorld().hasRain(bpos) ? ParticleTypes.SMOKE : ParticleTypes.FLAME, pos, Vec3d.ZERO);
+                    source.addParticle(source.asWorld().hasRain(bpos) ? ParticleTypes.SMOKE : ParticleTypes.FLAME, pos, Vec3d.ZERO);
                 }
             });
             return true;
         }
 
-        if (source.getReferenceWorld().getDifficulty() == Difficulty.PEACEFUL) {
+        if (source.asWorld().getDifficulty() == Difficulty.PEACEFUL) {
             return true;
         }
 
-        summonedEntities.removeIf(ref -> ref.getOrEmpty(source.getReferenceWorld()).filter(e -> {
+        summonedEntities.removeIf(ref -> ref.getOrEmpty(source.asWorld()).filter(e -> {
             if (e.getPos().distanceTo(source.getOriginVector()) > radius * 2) {
                 e.world.sendEntityStatus(e, (byte)60);
                 e.discard();
@@ -82,13 +82,13 @@ public class NecromancySpell extends AbstractAreaEffectSpell {
             return true;
         }).isEmpty());
 
-        float additional = source.getReferenceWorld().getLocalDifficulty(source.getOrigin()).getLocalDifficulty() + getTraits().get(Trait.CHAOS, 0, 10);
+        float additional = source.asWorld().getLocalDifficulty(source.getOrigin()).getLocalDifficulty() + getTraits().get(Trait.CHAOS, 0, 10);
 
         setDirty();
         if (--spawnCountdown > 0 && !summonedEntities.isEmpty()) {
             return true;
         }
-        spawnCountdown = 1200 + source.getReferenceWorld().random.nextInt(rainy ? 2000 : 1000);
+        spawnCountdown = 1200 + source.asWorld().random.nextInt(rainy ? 2000 : 1000);
 
         if (summonedEntities.size() > 10 + additional) {
             return true;
@@ -97,11 +97,11 @@ public class NecromancySpell extends AbstractAreaEffectSpell {
         Shape affectRegion = new Sphere(false, radius);
 
         for (int i = 0; i < 10; i++) {
-            Vec3d pos = affectRegion.computePoint(source.getReferenceWorld().random).add(source.getOriginVector());
+            Vec3d pos = affectRegion.computePoint(source.asWorld().random).add(source.getOriginVector());
 
             BlockPos loc = new BlockPos(pos);
 
-            if (source.getReferenceWorld().isAir(loc.up()) && !source.getReferenceWorld().isAir(loc)) {
+            if (source.asWorld().isAir(loc.up()) && !source.asWorld().isAir(loc)) {
                 spawnPool.get().ifPresent(type -> {
                     spawnMonster(source, pos, type);
                 });
@@ -118,7 +118,7 @@ public class NecromancySpell extends AbstractAreaEffectSpell {
         }
         LivingEntity master = caster.getMaster();
         summonedEntities.forEach(ref -> {
-            ref.ifPresent(caster.getReferenceWorld(), e -> {
+            ref.ifPresent(caster.asWorld(), e -> {
                 if (master != null) {
                     master.applyDamageEffects(master, e);
                 }
@@ -129,14 +129,14 @@ public class NecromancySpell extends AbstractAreaEffectSpell {
     }
 
     protected void spawnMonster(Caster<?> source, Vec3d pos, EntityType<? extends LivingEntity> type) {
-        LivingEntity minion = type.create(source.getReferenceWorld());
+        LivingEntity minion = type.create(source.asWorld());
 
         source.subtractEnergyCost(3);
 
         minion.updatePositionAndAngles(pos.x, pos.y, pos.z, 0, 0);
         minion.setVelocity(0, 0.3, 0);
 
-        source.getReferenceWorld().syncWorldEvent(WorldEvents.DRAGON_BREATH_CLOUD_SPAWNS, minion.getBlockPos(), 0);
+        source.asWorld().syncWorldEvent(WorldEvents.DRAGON_BREATH_CLOUD_SPAWNS, minion.getBlockPos(), 0);
         source.playSound(SoundEvents.BLOCK_BELL_USE, 1, 0.3F);
         source.spawnParticles(ParticleTypes.LARGE_SMOKE, 10);
         minion.equipStack(EquipmentSlot.HEAD, Items.IRON_HELMET.getDefaultStack());
@@ -145,7 +145,7 @@ public class NecromancySpell extends AbstractAreaEffectSpell {
             ((Creature)eq).setMaster(source);
         });
 
-        source.getReferenceWorld().spawnEntity(minion);
+        source.asWorld().spawnEntity(minion);
         summonedEntities.add(new EntityReference<>(minion));
         setDirty();
     }

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/PortalSpell.java

@@ -51,7 +51,7 @@ public class PortalSpell extends AbstractSpell implements PlaceableSpell.Placeme
 
     @Override
     public boolean apply(Caster<?> caster) {
-        setOrientation(caster.getEntity().getPitch(), caster.getEntity().getYaw());
+        setOrientation(caster.asEntity().getPitch(), caster.asEntity().getYaw());
         return toPlaceable().apply(caster);
     }
 
@@ -82,11 +82,11 @@ public class PortalSpell extends AbstractSpell implements PlaceableSpell.Placeme
                 });
             } else {
                 teleportationTarget.getId().ifPresent(id -> {
-                    if (Ether.get(source.getReferenceWorld()).getEntry(getType(), id).isEmpty()) {
+                    if (Ether.get(source.asWorld()).getEntry(getType(), id).isEmpty()) {
                         Unicopia.LOGGER.debug("Lost sibling, breaking connection to " + id);
                         teleportationTarget.set(null);
                         setDirty();
-                        source.getReferenceWorld().syncWorldEvent(WorldEvents.BLOCK_BROKEN, source.getOrigin(), Block.getRawIdFromState(Blocks.GLASS.getDefaultState()));
+                        source.asWorld().syncWorldEvent(WorldEvents.BLOCK_BROKEN, source.getOrigin(), Block.getRawIdFromState(Blocks.GLASS.getDefaultState()));
                     }
                 });
 
@@ -98,7 +98,7 @@ public class PortalSpell extends AbstractSpell implements PlaceableSpell.Placeme
 
             if (!publishedPosition) {
                 publishedPosition = true;
-                Ether.Entry entry = Ether.get(source.getReferenceWorld()).put(getType(), source);
+                Ether.Entry entry = Ether.get(source.asWorld()).put(getType(), source);
                 entry.pitch = pitch;
                 entry.yaw = yaw;
             }
@@ -140,10 +140,10 @@ public class PortalSpell extends AbstractSpell implements PlaceableSpell.Placeme
             return;
         }
 
-        Ether ether = Ether.get(source.getReferenceWorld());
+        Ether ether = Ether.get(source.asWorld());
         ether.getEntries(getType())
             .stream()
-            .filter(entry -> entry.isAvailable() && !entry.entity.referenceEquals(source.getEntity()) && entry.entity.getId().isPresent())
+            .filter(entry -> entry.isAvailable() && !entry.entity.referenceEquals(source.asEntity()) && entry.entity.getId().isPresent())
             .findAny()
             .ifPresent(entry -> {
                 entry.setTaken(true);
@@ -153,7 +153,7 @@ public class PortalSpell extends AbstractSpell implements PlaceableSpell.Placeme
     }
 
     private Optional<Ether.Entry> getTarget(Caster<?> source) {
-        return teleportationTarget.getId().flatMap(id -> Ether.get(source.getReferenceWorld()).getEntry(getType(), id));
+        return teleportationTarget.getId().flatMap(id -> Ether.get(source.asWorld()).getEntry(getType(), id));
     }
 
     @Override
@@ -185,8 +185,8 @@ public class PortalSpell extends AbstractSpell implements PlaceableSpell.Placeme
 
     @Override
     public void onDestroyed(Caster<?> caster) {
-        Ether ether = Ether.get(caster.getReferenceWorld());
+        Ether ether = Ether.get(caster.asWorld());
-        ether.remove(getType(), caster.getEntity().getUuid());
+        ether.remove(getType(), caster.asEntity().getUuid());
         getTarget(caster).ifPresent(e -> e.setTaken(false));
     }
 

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/ScorchSpell.java

@@ -31,9 +31,9 @@ public class ScorchSpell extends FireSpell implements ProjectileDelegate.Configu
 
     @Override
     public boolean tick(Caster<?> source, Situation situation) {
-        BlockPos pos = PosHelper.findSolidGroundAt(source.getReferenceWorld(), source.getOrigin(), source.getPhysics().getGravitySignum());
+        BlockPos pos = PosHelper.findSolidGroundAt(source.asWorld(), source.getOrigin(), source.getPhysics().getGravitySignum());
 
-        if (source.canModifyAt(pos) && StateMaps.FIRE_AFFECTED.convert(source.getReferenceWorld(), pos)) {
+        if (source.canModifyAt(pos) && StateMaps.FIRE_AFFECTED.convert(source.asWorld(), pos)) {
             source.spawnParticles(new Sphere(false, Math.max(1, getTraits().get(Trait.POWER))), 5, p -> {
                 source.addParticle(ParticleTypes.SMOKE, PosHelper.offset(p, pos), Vec3d.ZERO);
             });

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/effect/SiphoningSpell.java

@@ -55,7 +55,7 @@ public class SiphoningSpell extends AbstractAreaEffectSpell {
             int direction = isFriendlyTogether(source) ? 1 : -1;
 
             source.spawnParticles(new Sphere(true, radius, 1, 0, 1), 1, pos -> {
-                if (!source.getReferenceWorld().isAir(new BlockPos(pos).down())) {
+                if (!source.asWorld().isAir(new BlockPos(pos).down())) {
 
                     double dist = pos.distanceTo(source.getOriginVector());
                     Vec3d velocity = pos.subtract(source.getOriginVector()).normalize().multiply(direction * dist);
@@ -64,7 +64,7 @@ public class SiphoningSpell extends AbstractAreaEffectSpell {
                 }
             });
         } else {
-            if (source.getReferenceWorld().getTime() % 10 != 0) {
+            if (source.asWorld().getTime() % 10 != 0) {
                 return true;
             }
 
@@ -78,7 +78,7 @@ public class SiphoningSpell extends AbstractAreaEffectSpell {
     }
 
     private Stream<LivingEntity> getTargets(Caster<?> source) {
-        return VecHelper.findInRange(null, source.getReferenceWorld(), source.getOriginVector(), 4 + source.getLevel().getScaled(6), EntityPredicates.EXCEPT_CREATIVE_OR_SPECTATOR.and(e -> e instanceof LivingEntity))
+        return VecHelper.findInRange(null, source.asWorld(), source.getOriginVector(), 4 + source.getLevel().getScaled(6), EntityPredicates.EXCEPT_CREATIVE_OR_SPECTATOR.and(e -> e instanceof LivingEntity))
                 .stream()
                 .map(e -> (LivingEntity)e);
     }
@@ -92,7 +92,7 @@ public class SiphoningSpell extends AbstractAreaEffectSpell {
             source.subtractEnergyCost(0.2F);
 
             if (ticksUpset > 0 || maxHealthGain <= 0) {
-                if (source.getReferenceWorld().random.nextInt(3000) == 0) {
+                if (source.asWorld().random.nextInt(3000) == 0) {
                     setDead();
                 } else {
                     e.damage(damage, e.getHealth() / 4);

src/main/java/com/minelittlepony/unicopia/ability/magic/spell/trait/TraitDiscovery.java

@@ -75,7 +75,7 @@ public class TraitDiscovery implements NbtSerialisable {
         });
         unreadTraits.addAll(newTraits);
         pony.setDirty();
-        if (!newTraits.isEmpty() && !pony.getReferenceWorld().isClient) {
+        if (!newTraits.isEmpty() && !pony.asWorld().isClient) {
             Channel.UNLOCK_TRAITS.send((ServerPlayerEntity)pony.asEntity(), new MsgUnlockTraits(newTraits));
         }
     }

src/main/java/com/minelittlepony/unicopia/block/data/Ether.java

@@ -87,7 +87,7 @@ public class Ether extends PersistentState implements CasterView {
     }
 
     public void remove(SpellType<?> spellType, Caster<?> caster) {
-        remove(spellType, caster.getEntity().getUuid());
+        remove(spellType, caster.asEntity().getUuid());
     }
 
     public Set<Entry> getEntries(SpellType<?> spellType) {
@@ -109,7 +109,7 @@ public class Ether extends PersistentState implements CasterView {
 
     public Optional<Entry> getEntry(SpellType<?> spellType, Caster<?> caster) {
         synchronized (locker) {
-            return getEntries(spellType).stream().filter(e -> e.entity.referenceEquals(caster.getEntity())).findFirst();
+            return getEntries(spellType).stream().filter(e -> e.entity.referenceEquals(caster.asEntity())).findFirst();
         }
     }
 
@@ -137,7 +137,7 @@ public class Ether extends PersistentState implements CasterView {
         }
 
         public Entry(Caster<?> caster) {
-            entity = new EntityReference<>(caster.getEntity());
+            entity = new EntityReference<>(caster.asEntity());
         }
 
         boolean isAlive() {

src/main/java/com/minelittlepony/unicopia/client/particle/RunesParticle.java

@@ -166,7 +166,7 @@ public class RunesParticle extends OrientedBillboardParticle implements Attachme
     public void tick() {
         super.tick();
 
-        link.flatMap(Link::get).map(Caster::getEntity).ifPresentOrElse(e -> {
+        link.flatMap(Link::get).map(Caster::asEntity).ifPresentOrElse(e -> {
             if (getAlphaScale() >= 0.9F) {
                 if (stasisAge < 0) {
                     stasisAge = age;

src/main/java/com/minelittlepony/unicopia/client/particle/SphereParticle.java

@@ -101,7 +101,7 @@ public class SphereParticle extends Particle implements Attachment {
         super.tick();
 
         if (link.isPresent()) {
-            link.flatMap(Link::get).map(Caster::getEntity).ifPresentOrElse(e -> {
+            link.flatMap(Link::get).map(Caster::asEntity).ifPresentOrElse(e -> {
                 Vec3d offset = parameters.getOffset();
                 setPos(e.getX() + offset.getX(), e.getY() + offset.getY(), e.getZ() + offset.getZ());
 

src/main/java/com/minelittlepony/unicopia/entity/CastSpellEntity.java

@@ -23,7 +23,7 @@ import net.minecraft.network.listener.ClientPlayPacketListener;
 import net.minecraft.text.Text;
 import net.minecraft.world.World;
 
-public class CastSpellEntity extends LightEmittingEntity implements Caster<LivingEntity>, WeaklyOwned<LivingEntity> {
+public class CastSpellEntity extends LightEmittingEntity implements Caster<CastSpellEntity>, WeaklyOwned<LivingEntity> {
     private static final TrackedData<Float> GRAVITY = DataTracker.registerData(CastSpellEntity.class, TrackedDataHandlerRegistry.FLOAT);
     private static final TrackedData<NbtCompound> EFFECT = DataTracker.registerData(CastSpellEntity.class, TrackedDataHandlerRegistry.NBT_COMPOUND);
 
@@ -78,12 +78,7 @@ public class CastSpellEntity extends LightEmittingEntity implements Caster<Livin
     }
 
     @Override
-    public World getReferenceWorld() {
+    public CastSpellEntity asEntity() {
-        return WeaklyOwned.super.getReferenceWorld();
-    }
-
-    @Override
-    public Entity getEntity() {
         return this;
     }
 

src/main/java/com/minelittlepony/unicopia/entity/Creature.java

@@ -76,8 +76,8 @@ public class Creature extends Living<LivingEntity> implements WeaklyOwned<Living
     }
 
     @Override
-    public World getReferenceWorld() {
+    public World asWorld() {
-        return super.getReferenceWorld();
+        return super.asWorld();
     }
 
     @Override
@@ -85,7 +85,7 @@ public class Creature extends Living<LivingEntity> implements WeaklyOwned<Living
     public LivingEntity getMaster() {
         NbtCompound data = entity.getDataTracker().get(MASTER);
         owner.fromNBT(data);
-        return owner.getOrEmpty(getReferenceWorld()).orElse(entity);
+        return owner.getOrEmpty(asWorld()).orElse(entity);
     }
 
     @Override
@@ -116,7 +116,7 @@ public class Creature extends Living<LivingEntity> implements WeaklyOwned<Living
             goals.add(3, eatMuffinGoal);
         }
 
-        if (owner.isPresent(getReferenceWorld())) {
+        if (owner.isPresent(asWorld())) {
             initMinionAi();
         }
 
@@ -241,7 +241,7 @@ public class Creature extends Living<LivingEntity> implements WeaklyOwned<Living
         }
         if (compound.contains("master", NbtElement.COMPOUND_TYPE)) {
             owner.fromNBT(compound.getCompound("master"));
-            if (owner.isPresent(getReferenceWorld()) && targets != null) {
+            if (owner.isPresent(asWorld()) && targets != null) {
                 initMinionAi();
             }
         }

src/main/java/com/minelittlepony/unicopia/entity/FairyEntity.java

@@ -104,6 +104,11 @@ public class FairyEntity extends PathAwareEntity implements DynamicLightSource,
         return owner;
     }
 
+    @Override
+    public World asWorld() {
+        return world;
+    }
+
     @Override
     public boolean handleFallDamage(float fallDistance, float damageMultiplier, DamageSource damageSource) {
         return false;

src/main/java/com/minelittlepony/unicopia/entity/ItemTracker.java

@@ -75,7 +75,7 @@ public class ItemTracker implements NbtSerialisable, Copyable<ItemTracker> {
         if (!(living instanceof Pony)) {
             foundStacks.forEach(stack -> {
                 if (getTicks((Trackable)stack.getItem()) == 1) {
-                    stack.inventoryTick(living.getReferenceWorld(), living.asEntity(), 0, false);
+                    stack.inventoryTick(living.asWorld(), living.asEntity(), 0, false);
                 }
             });
         }

src/main/java/com/minelittlepony/unicopia/entity/Living.java

@@ -98,15 +98,6 @@ public abstract class Living<T extends LivingEntity> implements Equine<T>, Caste
         return armour;
     }
 
-    /**
-     * @deprecated use asEntity()
-     */
-    @Deprecated(forRemoval = true)
-    @Override
-    public final Entity getEntity() {
-        return asEntity();
-    }
-
     @Override
     public final T asEntity() {
         return entity;

src/main/java/com/minelittlepony/unicopia/entity/behaviour/AxolotlBehaviour.java

@@ -2,20 +2,20 @@ package com.minelittlepony.unicopia.entity.behaviour;
 
 import org.joml.Vector3f;
 
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 
 import net.minecraft.entity.passive.AxolotlEntity;
 
 public class AxolotlBehaviour extends EntityBehaviour<AxolotlEntity> {
     private static final float toRad = 0.017453292F;
     @Override
-    public void update(Caster<?> source, AxolotlEntity entity, Disguise spell) {
+    public void update(Living<?> source, AxolotlEntity entity, Disguise spell) {
         if (entity.getModelAngles().isEmpty()) {
             return;
         }
         Vector3f current = entity.getModelAngles().get("body");
         entity.getModelAngles().put("body", new Vector3f(
-               source.getEntity().isSubmergedInWater() ? source.getEntity().getPitch() * toRad : 0,
+               source.asEntity().isSubmergedInWater() ? source.asEntity().getPitch() * toRad : 0,
                0,
                current == null ? 0 : current.z
        ));

src/main/java/com/minelittlepony/unicopia/entity/behaviour/BeeBehaviour.java

@@ -1,7 +1,7 @@
 package com.minelittlepony.unicopia.entity.behaviour;
 
 import com.minelittlepony.unicopia.InteractionManager;
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 
 import net.minecraft.entity.passive.BeeEntity;
 
@@ -16,8 +16,8 @@ public class BeeBehaviour extends EntityBehaviour<BeeEntity> {
     }
 
     @Override
-    public void update(Caster<?> source, BeeEntity entity, Disguise spell) {
+    public void update(Living<?> source, BeeEntity entity, Disguise spell) {
-        if (source.getMaster().isSneaking()) {
+        if (source.asEntity().isSneaking()) {
             entity.setAngerTime(10);
         } else {
             entity.setAngerTime(0);

src/main/java/com/minelittlepony/unicopia/entity/behaviour/BlazeBehaviour.java

@@ -1,6 +1,6 @@
 package com.minelittlepony.unicopia.entity.behaviour;
 
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 import com.minelittlepony.unicopia.entity.player.Pony;
 import com.minelittlepony.unicopia.mixin.MixinBlazeEntity;
 
@@ -14,10 +14,10 @@ import net.minecraft.world.WorldEvents;
 
 public class BlazeBehaviour extends EntityBehaviour<BlazeEntity> {
     @Override
-    public void update(Caster<?> source, BlazeEntity entity, Disguise spell) {
+    public void update(Living<?> source, BlazeEntity entity, Disguise spell) {
         super.update(source, entity, spell);
 
-        Entity src = source.getEntity();
+        Entity src = source.asEntity();
 
         if (src.isOnGround() || src instanceof PlayerEntity player && player.getAbilities().flying) {
             return;

src/main/java/com/minelittlepony/unicopia/entity/behaviour/ChickenBehaviour.java

@@ -1,6 +1,6 @@
 package com.minelittlepony.unicopia.entity.behaviour;
 
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 import com.minelittlepony.unicopia.entity.player.Pony;
 
 import net.minecraft.entity.Entity;
@@ -20,7 +20,7 @@ public class ChickenBehaviour extends EntityBehaviour<ChickenEntity> {
     }
 
     @Override
-    public void update(Caster<?> source, ChickenEntity entity, Disguise spell) {
+    public void update(Living<?> source, ChickenEntity entity, Disguise spell) {
         entity.eggLayTime = Integer.MAX_VALUE;
 
         if (source instanceof Pony player) {
@@ -48,7 +48,7 @@ public class ChickenBehaviour extends EntityBehaviour<ChickenEntity> {
             }
         }
 
-        Entity src = source.getEntity();
+        Entity src = source.asEntity();
 
         if (src.isOnGround() || src instanceof PlayerEntity player && player.getAbilities().flying) {
             return;

src/main/java/com/minelittlepony/unicopia/entity/behaviour/CreeperBehaviour.java

@@ -1,13 +1,13 @@
 package com.minelittlepony.unicopia.entity.behaviour;
 
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 
 import net.minecraft.entity.mob.CreeperEntity;
 import net.minecraft.util.math.MathHelper;
 
 public class CreeperBehaviour extends EntityBehaviour<CreeperEntity> {
     @Override
-    public void update(Caster<?> source, CreeperEntity entity, Disguise spell) {
+    public void update(Living<?> source, CreeperEntity entity, Disguise spell) {
         int fuseCountDown = spell.getDisguise().getOrCreateTag().getInt("fuseCountdown");
 
         boolean trigger = isSneakingOnGround(source);

src/main/java/com/minelittlepony/unicopia/entity/behaviour/Disguise.java

@@ -7,6 +7,7 @@ import org.jetbrains.annotations.Nullable;
 import com.minelittlepony.unicopia.FlightType;
 import com.minelittlepony.unicopia.Owned;
 import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 import com.minelittlepony.unicopia.entity.duck.LivingEntityDuck;
 import com.minelittlepony.unicopia.entity.player.PlayerDimensions;
 import com.minelittlepony.unicopia.entity.player.Pony;
@@ -56,9 +57,14 @@ public interface Disguise extends FlightType.Provider, PlayerDimensions.Provider
     }
 
     @SuppressWarnings("unchecked")
-    default boolean update(Caster<?> source, boolean tick) {
+    default boolean update(Caster<?> caster, boolean tick) {
 
-        LivingEntity owner = source.getMaster();
+        if (!(caster instanceof Living)) {
+            return false;
+        }
+
+        Living<?> source = (Living<?>)caster;
+        LivingEntity owner = source.asEntity();
 
         if (owner == null) {
             return true;

src/main/java/com/minelittlepony/unicopia/entity/behaviour/EndermanBehaviour.java

@@ -1,6 +1,6 @@
 package com.minelittlepony.unicopia.entity.behaviour;
 
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 
 import net.minecraft.entity.mob.EndermanEntity;
 import net.minecraft.item.BlockItem;
@@ -9,8 +9,8 @@ import net.minecraft.util.Hand;
 
 public class EndermanBehaviour extends EntityBehaviour<EndermanEntity> {
     @Override
-    public void update(Caster<?> source, EndermanEntity entity, Disguise spell) {
+    public void update(Living<?> source, EndermanEntity entity, Disguise spell) {
-        if (source.getMaster().isSneaking() || source.getMaster().isSprinting()) {
+        if (source.asEntity().isSneaking() || source.asEntity().isSprinting()) {
             entity.setTarget(entity);
         } else {
             entity.setTarget(null);

src/main/java/com/minelittlepony/unicopia/entity/behaviour/EntityAppearance.java

@@ -133,7 +133,7 @@ public class EntityAppearance implements NbtSerialisable, PlayerDimensions.Provi
     private synchronized void createPlayer(NbtCompound nbt, GameProfile profile, Caster<?> source) {
         remove();
 
-        entity = InteractionManager.instance().createPlayer(source.getEntity(), profile);
+        entity = InteractionManager.instance().createPlayer(source.asEntity(), profile);
         entity.setCustomName(source.getMaster().getName());
         ((PlayerEntity)entity).readNbt(nbt.getCompound("playerNbt"));
         if (nbt.contains("playerVisibleParts", NbtElement.BYTE_TYPE)) {
@@ -164,7 +164,7 @@ public class EntityAppearance implements NbtSerialisable, PlayerDimensions.Provi
                             ), p -> createPlayer(nbt, p, source));
             } else {
                 if (source.isClient()) {
-                    entity = EntityType.fromNbt(nbt).map(type -> type.create(source.getReferenceWorld())).orElse(null);
+                    entity = EntityType.fromNbt(nbt).map(type -> type.create(source.asWorld())).orElse(null);
                     if (entity != null) {
                         try {
                             entity.readNbt(nbt);
@@ -174,7 +174,7 @@ public class EntityAppearance implements NbtSerialisable, PlayerDimensions.Provi
                         entity = EntityBehaviour.forEntity(entity).onCreate(entity, this, true);
                     }
                 } else {
-                    entity = EntityType.loadEntityWithPassengers(nbt, source.getReferenceWorld(), e -> {
+                    entity = EntityType.loadEntityWithPassengers(nbt, source.asWorld(), e -> {
                         return EntityBehaviour.forEntity(e).onCreate(e, this, true);
                     });
                 }
@@ -191,7 +191,7 @@ public class EntityAppearance implements NbtSerialisable, PlayerDimensions.Provi
     }
 
     private void onEntityLoaded(Caster<?> source) {
-        source.getEntity().calculateDimensions();
+        source.asEntity().calculateDimensions();
 
         if (entity == null) {
             return;
@@ -202,7 +202,7 @@ public class EntityAppearance implements NbtSerialisable, PlayerDimensions.Provi
         }
 
         if (source.isClient()) {
-            source.getReferenceWorld().spawnEntity(entity);
+            source.asWorld().spawnEntity(entity);
         }
     }
 

src/main/java/com/minelittlepony/unicopia/entity/behaviour/EntityBehaviour.java

@@ -8,6 +8,7 @@ import org.jetbrains.annotations.Nullable;
 import com.minelittlepony.unicopia.Unicopia;
 import com.minelittlepony.unicopia.ability.magic.Caster;
 import com.minelittlepony.unicopia.entity.duck.LivingEntityDuck;
+import com.minelittlepony.unicopia.entity.Living;
 import com.minelittlepony.unicopia.entity.duck.EntityDuck;
 import com.minelittlepony.unicopia.entity.player.Pony;
 import com.minelittlepony.unicopia.util.RegistryUtils;
@@ -45,7 +46,7 @@ public class EntityBehaviour<T extends Entity> {
      * <br>
      * We use this to add entity-specific behaviours.
      */
-    public void update(Caster<?> source, T entity, Disguise spell) {
+    public void update(Living<?> source, T entity, Disguise spell) {
         if (source instanceof Pony) {
             update((Pony)source, entity, spell);
         }
@@ -249,7 +250,7 @@ public class EntityBehaviour<T extends Entity> {
     }
 
     protected boolean isSneakingOnGround(Caster<?> source) {
-        Entity e = source.getEntity();
+        Entity e = source.asEntity();
         return e.isSneaking() && (e.isOnGround() && !(e instanceof PlayerEntity player && player.getAbilities().flying));
     }
 

src/main/java/com/minelittlepony/unicopia/entity/behaviour/FallingBlockBehaviour.java

@@ -4,6 +4,7 @@ import java.util.List;
 import java.util.Optional;
 
 import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 import com.minelittlepony.unicopia.entity.player.Pony;
 import com.minelittlepony.unicopia.mixin.MixinFallingBlock;
 import com.minelittlepony.unicopia.mixin.MixinFallingBlockEntity;
@@ -41,8 +42,8 @@ public class FallingBlockBehaviour extends EntityBehaviour<FallingBlockEntity> {
 
     @Override
     public void onImpact(Caster<?> source, FallingBlockEntity entity, float distance, float damageMultiplier, DamageSource cause) {
-        if (source.getEntity().fallDistance > 3) {
+        if (source.asEntity().fallDistance > 3) {
-            entity.fallDistance = source.getEntity().fallDistance;
+            entity.fallDistance = source.asEntity().fallDistance;
             entity.handleFallDamage(distance, damageMultiplier, cause);
 
             BlockState state = entity.getBlockState();
@@ -85,7 +86,7 @@ public class FallingBlockBehaviour extends EntityBehaviour<FallingBlockEntity> {
     }
 
     @Override
-    public void update(Caster<?> source, FallingBlockEntity entity, Disguise spell) {
+    public void update(Living<?> source, FallingBlockEntity entity, Disguise spell) {
 
         BlockState state = entity.getBlockState();
         if (state.contains(Properties.WATERLOGGED)) {
@@ -101,7 +102,7 @@ public class FallingBlockBehaviour extends EntityBehaviour<FallingBlockEntity> {
         EntityAppearance disguise = spell.getDisguise();
         List<Entity> attachments = disguise.getAttachments();
         if (attachments.size() > 0) {
-            copyBaseAttributes(source.getMaster(), attachments.get(0), UP);
+            copyBaseAttributes(source.asEntity(), attachments.get(0), UP);
         }
 
         BlockEntity be = disguise.getBlockEntity();

src/main/java/com/minelittlepony/unicopia/entity/behaviour/MinecartBehaviour.java

@@ -1,7 +1,7 @@
 package com.minelittlepony.unicopia.entity.behaviour;
 
 import com.minelittlepony.unicopia.InteractionManager;
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 
 import net.minecraft.entity.LivingEntity;
 import net.minecraft.entity.vehicle.AbstractMinecartEntity;
@@ -18,19 +18,18 @@ public class MinecartBehaviour extends EntityBehaviour<AbstractMinecartEntity> {
     }
 
     @Override
-    public void update(Caster<?> source, AbstractMinecartEntity entity, Disguise spell) {
+    public void update(Living<?> source, AbstractMinecartEntity entity, Disguise spell) {
         entity.setYaw(entity.getYaw() - 90);
         entity.prevYaw -= 90;
 
         entity.setPitch(0);
         entity.prevPitch = 0;
 
-        if (source.getEntity() instanceof LivingEntity living) {
+        LivingEntity living = source.asEntity();
-            if (living.hurtTime > 0) {
+        if (living.hurtTime > 0) {
-                entity.setDamageWobbleTicks(living.hurtTime);
+            entity.setDamageWobbleTicks(living.hurtTime);
-                entity.setDamageWobbleStrength(1);
+            entity.setDamageWobbleStrength(1);
-                entity.setDamageWobbleSide(20 + (int)source.getEntity().fallDistance / 10);
+            entity.setDamageWobbleSide(20 + (int)source.asEntity().fallDistance / 10);
-            }
         }
     }
 }

src/main/java/com/minelittlepony/unicopia/entity/behaviour/PlayerBehaviour.java

@@ -1,6 +1,6 @@
 package com.minelittlepony.unicopia.entity.behaviour;
 
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 import com.minelittlepony.unicopia.entity.duck.*;
 import com.minelittlepony.unicopia.entity.player.Pony;
 
@@ -8,7 +8,7 @@ import net.minecraft.entity.player.PlayerEntity;
 
 public class PlayerBehaviour extends EntityBehaviour<PlayerEntity> {
     @Override
-    public void update(Caster<?> source, PlayerEntity entity, Disguise spell) {
+    public void update(Living<?> source, PlayerEntity entity, Disguise spell) {
         if (source instanceof Pony pony) {
             PlayerEntity pFrom = pony.asEntity();
 
@@ -22,14 +22,15 @@ public class PlayerBehaviour extends EntityBehaviour<PlayerEntity> {
             ((PlayerEntityDuck)entity).callUpdateCapeAngles();
         }
 
-        if (source.getEntity().getPose() != entity.getPose()) {
+        if (source.asEntity().getPose() != entity.getPose()) {
-            entity.setPose(source.getEntity().getPose());
+            entity.setPose(source.asEntity().getPose());
         }
-        if (source.getEntity().isSwimming() != entity.isSwimming()) {
+        if (source.asEntity().isSwimming() != entity.isSwimming()) {
-            entity.setSwimming(source.getEntity().isSwimming());
+            entity.setSwimming(source.asEntity().isSwimming());
         }
-        if (source.getEntity() instanceof LivingEntityDuck duck) {
+        if (source.asEntity() instanceof LivingEntityDuck duck) {
-            duck.copyLeaningAnglesFrom(((LivingEntityDuck)source.getEntity()));
+            // TODO: CopyAngles
+            duck.copyLeaningAnglesFrom(((LivingEntityDuck)entity));
         }
     }
 }

src/main/java/com/minelittlepony/unicopia/entity/behaviour/ShulkerBehaviour.java

@@ -1,6 +1,6 @@
 package com.minelittlepony.unicopia.entity.behaviour;
 
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 import com.minelittlepony.unicopia.entity.player.Pony;
 import com.minelittlepony.unicopia.mixin.MixinShulkerEntity;
 
@@ -14,7 +14,7 @@ import net.minecraft.util.math.Vec3d;
 
 public class ShulkerBehaviour extends EntityBehaviour<ShulkerEntity> {
     @Override
-    public void update(Caster<?> source, ShulkerEntity shulker, Disguise spell) {
+    public void update(Living<?> source, ShulkerEntity shulker, Disguise spell) {
         shulker.setYaw(0);
         shulker.prevBodyYaw = 0;
         shulker.bodyYaw = 0;
@@ -27,11 +27,11 @@ public class ShulkerBehaviour extends EntityBehaviour<ShulkerEntity> {
         boolean noGravity = !shulker.isOnGround() && !shulker.world.isAir(pos)
                 && (attachmentFace == Direction.UP || attachmentFace.getAxis() != Axis.Y);
 
-        source.getEntity().setNoGravity(noGravity);
+        source.asEntity().setNoGravity(noGravity);
-        if (noGravity && source.getEntity().isSneaking()) {
+        if (noGravity && source.asEntity().isSneaking()) {
-            Vec3d vel = source.getEntity().getVelocity();
+            Vec3d vel = source.asEntity().getVelocity();
             if (vel.y > 0) {
-                source.getEntity().setVelocity(vel.multiply(1, 0.8, 1));
+                source.asEntity().setVelocity(vel.multiply(1, 0.8, 1));
             }
         }
     }

src/main/java/com/minelittlepony/unicopia/entity/behaviour/WaterCreatureBehaviour.java

@@ -1,22 +1,22 @@
 package com.minelittlepony.unicopia.entity.behaviour;
 
-import com.minelittlepony.unicopia.ability.magic.Caster;
+import com.minelittlepony.unicopia.entity.Living;
 
 import net.minecraft.entity.damage.DamageSource;
 import net.minecraft.entity.mob.WaterCreatureEntity;
 
 public class WaterCreatureBehaviour extends EntityBehaviour<WaterCreatureEntity> {
     @Override
-    public void update(Caster<?> source, WaterCreatureEntity entity, Disguise spell) {
+    public void update(Living<?> source, WaterCreatureEntity entity, Disguise spell) {
 
-        if (source.getEntity().isInsideWaterOrBubbleColumn()) {
+        if (source.asEntity().isInsideWaterOrBubbleColumn()) {
-            source.getEntity().setAir(source.getEntity().getAir() - 1);
+            source.asEntity().setAir(source.asEntity().getAir() - 1);
-            if (source.getEntity().getAir() == -20) {
+            if (source.asEntity().getAir() == -20) {
-                source.getEntity().setAir(0);
+                source.asEntity().setAir(0);
-                source.getEntity().damage(DamageSource.DRYOUT, 2);
+                source.asEntity().damage(DamageSource.DRYOUT, 2);
             }
         } else {
-            source.getEntity().setAir(300);
+            source.asEntity().setAir(300);
         }
 
     }

src/main/java/com/minelittlepony/unicopia/entity/player/PlayerCamera.java

@@ -68,7 +68,7 @@ public class PlayerCamera extends MotionCompositor {
             return 0;
         }
 
-        float energyAddition = (player.getReferenceWorld().random.nextInt(maxE) - maxE/2) / 100F;
+        float energyAddition = (player.asWorld().random.nextInt(maxE) - maxE/2) / 100F;
 
         if (Math.abs(energyAddition) <= 0.001) {
             return 0;

src/main/java/com/minelittlepony/unicopia/entity/player/PlayerLevelStore.java

@@ -30,7 +30,7 @@ class PlayerLevelStore implements Levelled.LevelStore {
             if (upgradeMana) {
                 pony.getMagicalReserves().getMana().add(pony.getMagicalReserves().getMana().getMax() / 2);
             }
-            pony.getReferenceWorld().playSound(null, pony.getOrigin(), levelUpSound, SoundCategory.PLAYERS, 1, 2);
+            pony.asWorld().playSound(null, pony.getOrigin(), levelUpSound, SoundCategory.PLAYERS, 1, 2);
         }
         Levelled.LevelStore.super.add(levels);
     }

src/main/java/com/minelittlepony/unicopia/entity/player/Pony.java

@@ -136,7 +136,7 @@ public class Pony extends Living<PlayerEntity> implements Copyable<Pony>, Update
             this.animationMaxDuration = animationDuration;
 
             if (!isClient()) {
-                Channel.SERVER_PLAYER_ANIMATION_CHANGE.send(getReferenceWorld(), new MsgPlayerAnimationChange(this, animation, animationDuration));
+                Channel.SERVER_PLAYER_ANIMATION_CHANGE.send(asWorld(), new MsgPlayerAnimationChange(this, animation, animationDuration));
             }
 
             animation.getSound().ifPresent(sound -> {
@@ -369,14 +369,14 @@ public class Pony extends Living<PlayerEntity> implements Copyable<Pony>, Update
     }
 
     public boolean canHangAt(BlockPos pos) {
-        if (!getReferenceWorld().isAir(pos) || !getReferenceWorld().isAir(pos.down())) {
+        if (!asWorld().isAir(pos) || !asWorld().isAir(pos.down())) {
             return false;
         }
 
         pos = pos.up();
-        BlockState state = getReferenceWorld().getBlockState(pos);
+        BlockState state = asWorld().getBlockState(pos);
 
-        return state.isSolidSurface(getReferenceWorld(), pos, entity, Direction.DOWN);
+        return state.isSolidSurface(asWorld(), pos, entity, Direction.DOWN);
     }
 
     @Override

src/main/java/com/minelittlepony/unicopia/item/AlicornAmuletItem.java

@@ -122,7 +122,7 @@ public class AlicornAmuletItem extends AmuletItem implements ItemTracker.Trackab
 
         float attachedTime = timeWorn / 100F;
 
-        LocalDifficulty difficulty = wearer.getReferenceWorld().getLocalDifficulty(wearer.getOrigin());
+        LocalDifficulty difficulty = wearer.asWorld().getLocalDifficulty(wearer.getOrigin());
         float amount = attachedTime * (1 + difficulty.getClampedLocalDifficulty());
 
         amount = Math.min(amount, wearer.getMaster().getMaxHealth());

src/main/java/com/minelittlepony/unicopia/item/ZapAppleItem.java

@@ -101,7 +101,7 @@ public class ZapAppleItem extends Item implements ChameleonItem, ToxicHolder, Mu
 
     @Override
     public List<ItemStack> getDefaultStacks() {
-        return Unicopia.SIDE.getPony().map(Pony::getReferenceWorld)
+        return Unicopia.SIDE.getPony().map(Pony::asWorld)
                 .stream()
                 .flatMap(world -> RegistryUtils.valuesForTag(world, UTags.APPLES))
                 .filter(a -> a != this).map(item -> {

src/main/java/com/minelittlepony/unicopia/item/enchantment/GemFindingEnchantment.java

@@ -23,7 +23,7 @@ public class GemFindingEnchantment extends SimpleEnchantment {
 
         BlockPos origin = user.getOrigin();
 
-        double volume = BlockPos.findClosest(origin, radius, radius, pos -> user.getReferenceWorld().getBlockState(pos).isIn(UTags.INTERESTING))
+        double volume = BlockPos.findClosest(origin, radius, radius, pos -> user.asWorld().getBlockState(pos).isIn(UTags.INTERESTING))
             .map(p -> user.getOriginVector().squaredDistanceTo(p.getX(), p.getY(), p.getZ()))
             .map(find -> (1 - (Math.sqrt(find) / radius)))
             .orElse(-1D);
@@ -37,7 +37,7 @@ public class GemFindingEnchantment extends SimpleEnchantment {
     @Override
     public void onEquipped(Living<?> user) {
         if (user.isClient()) {
-            MinecraftClient.getInstance().getSoundManager().play(new MagicAuraSoundInstance(user.asEntity().getSoundCategory(), user, user.getReferenceWorld().getRandom()));
+            MinecraftClient.getInstance().getSoundManager().play(new MagicAuraSoundInstance(user.asEntity().getSoundCategory(), user, user.asWorld().getRandom()));
         }
     }
 

src/main/java/com/minelittlepony/unicopia/item/enchantment/PoisonedJokeEnchantment.java

@@ -36,19 +36,19 @@ public class PoisonedJokeEnchantment extends SimpleEnchantment implements Identi
 
     @Override
     public void onUserTick(Living<?> user, int level) {
-        if (sounds.isEmpty() || user.getReferenceWorld().isClient) {
+        if (sounds.isEmpty() || user.asWorld().isClient) {
             return;
         }
 
-        int light = user.getReferenceWorld().getLightLevel(user.asEntity().getRootVehicle().getBlockPos());
+        int light = user.asWorld().getLightLevel(user.asEntity().getRootVehicle().getBlockPos());
-        Random rng = user.getReferenceWorld().random;
+        Random rng = user.asWorld().random;
         Data data = user.getEnchants().computeIfAbsent(this, Data::new);
 
         data.level -= rng.nextFloat() * 0.8F;
         if (rng.nextInt(Math.max(1, (light * 9) + (int)data.level)) == 0) {
             data.level = rng.nextInt(5000);
 
-            user.getReferenceWorld().playSoundFromEntity(
+            user.asWorld().playSoundFromEntity(
                     null,
                     user.asEntity(),
                     sounds.get(rng.nextInt(sounds.size())), SoundCategory.HOSTILE,

src/main/java/com/minelittlepony/unicopia/item/enchantment/WantItNeedItEnchantment.java

@@ -16,7 +16,7 @@ public class WantItNeedItEnchantment extends SimpleEnchantment {
 
     @Override
     public void onUserTick(Living<?> user, int level) {
-        if (user instanceof Creature && user.getReferenceWorld().random.nextInt(10) == 0) {
+        if (user instanceof Creature && user.asWorld().random.nextInt(10) == 0) {
             ParticleUtils.spawnParticles(new FollowingParticleEffect(UParticles.HEALTH_DRAIN, user.asEntity(), 0.2F), user.asEntity(), 1);
         }
     }

src/main/java/com/minelittlepony/unicopia/network/MsgRequestSpeciesChange.java

@@ -43,7 +43,7 @@ public class MsgRequestSpeciesChange implements Packet<ServerPlayerEntity> {
     public void handle(ServerPlayerEntity sender) {
         Pony player = Pony.of(sender);
 
-        Race worldDefaultRace = WorldTribeManager.forWorld((ServerWorld)player.getReferenceWorld()).getDefaultRace();
+        Race worldDefaultRace = WorldTribeManager.forWorld((ServerWorld)player.asWorld()).getDefaultRace();
 
         if (force || player.getActualSpecies().isDefault() || (player.getActualSpecies() == worldDefaultRace && !player.isSpeciesPersisted())) {
             player.setSpecies(newRace.isPermitted(sender) ? newRace : worldDefaultRace);

src/main/java/com/minelittlepony/unicopia/network/datasync/EffectSync.java

@@ -113,8 +113,8 @@ public class EffectSync implements SpellContainer, NbtSerialisable {
 
     @SuppressWarnings("unchecked")
     private <T extends Spell> Stream<T> read(@Nullable SpellPredicate<T> type, boolean synchronize, boolean sendUpdate) {
-        if (synchronize && spells.fromNbt(owner.getEntity().getDataTracker().get(param)) && sendUpdate) {
+        if (synchronize && spells.fromNbt(owner.asEntity().getDataTracker().get(param)) && sendUpdate) {
-            owner.getEntity().getDataTracker().set(param, spells.toNbt());
+            owner.asEntity().getDataTracker().set(param, spells.toNbt());
         }
 
         if (type == null) {
@@ -135,7 +135,7 @@ public class EffectSync implements SpellContainer, NbtSerialisable {
 
     private void write() {
         if (spells.isDirty()) {
-            owner.getEntity().getDataTracker().set(param, spells.toNbt());
+            owner.asEntity().getDataTracker().set(param, spells.toNbt());
         }
     }
 

src/main/java/com/minelittlepony/unicopia/particle/ParticleHandle.java

@@ -22,13 +22,13 @@ import net.minecraft.world.World;
 public class ParticleHandle {
     private final Map<String, Attachment> loadedEffects = new WeakHashMap<>();
 
-    public Optional<Attachment> update(UUID id, ParticleSource source, Consumer<ParticleSpawner> constructor) {
+    public Optional<Attachment> update(UUID id, ParticleSource<?> source, Consumer<ParticleSpawner> constructor) {
         return update(id, "prime", source, constructor);
     }
 
-    public Optional<Attachment> update(UUID id, String partName, ParticleSource source, Consumer<ParticleSpawner> constructor) {
+    public Optional<Attachment> update(UUID id, String partName, ParticleSource<?> source, Consumer<ParticleSpawner> constructor) {
         return get(partName).or(() -> {
-            if (source.getReferenceWorld().isClient) {
+            if (source.asEntity().world.isClient) {
                 new ClientHandle().addParticle(id, partName, source, constructor);
             }
             return get(partName);
@@ -50,7 +50,7 @@ public class ParticleHandle {
         private Particle pp;
 
         @Environment(EnvType.CLIENT)
-        private void addParticle(UUID id, String partName, ParticleSource source, Consumer<ParticleSpawner> constructor) {
+        private void addParticle(UUID id, String partName, ParticleSource<?> source, Consumer<ParticleSpawner> constructor) {
             SPAWNED_PARTICLES.values().removeIf(set -> {
                 set.values().removeIf(particle -> particle.get() == null);
                 return set.isEmpty();
@@ -110,7 +110,7 @@ public class ParticleHandle {
         }
 
         public Optional<Caster<?>> get() {
-            caster = caster.filter(r -> r.get() != null && r.get().getSpellSlot().contains(effect) && r.get().getEntity().isAlive());
+            caster = caster.filter(r -> r.get() != null && r.get().getSpellSlot().contains(effect) && r.get().asEntity().isAlive());
             return caster.map(WeakReference::get);
         }
     }

src/main/java/com/minelittlepony/unicopia/particle/ParticleSource.java

@@ -2,31 +2,17 @@ package com.minelittlepony.unicopia.particle;
 
 import java.util.function.Consumer;
 
+import com.minelittlepony.unicopia.EntityConvertable;
 import com.minelittlepony.unicopia.util.shape.PointGenerator;
 
 import net.minecraft.entity.Entity;
 import net.minecraft.particle.ParticleEffect;
 import net.minecraft.util.math.Vec3d;
-import net.minecraft.world.World;
 
-public interface ParticleSource extends ParticleSpawner {
+public interface ParticleSource<E extends Entity> extends ParticleSpawner, EntityConvertable<E> {
-
-    /**
-     * gets the minecraft world
-     */
-    World getReferenceWorld();
-
-    Entity getEntity();
-
-    /**
-     * Gets the center position where this caster is located.
-     */
-    default Vec3d getOriginVector() {
-        return getEntity().getPos();
-    }
 
     default void spawnParticles(ParticleEffect particleId, int count) {
-        ParticleUtils.spawnParticles(particleId, getEntity(), count);
+        ParticleUtils.spawnParticles(particleId, asEntity(), count);
     }
 
     default void spawnParticles(PointGenerator area, int count, Consumer<Vec3d> particleSpawner) {
@@ -34,11 +20,11 @@ public interface ParticleSource extends ParticleSpawner {
     }
 
     default void spawnParticles(Vec3d pos, PointGenerator area, int count, Consumer<Vec3d> particleSpawner) {
-        area.translate(pos).randomPoints(count, getReferenceWorld().random).forEach(particleSpawner);
+        area.translate(pos).randomPoints(count, asEntity().world.random).forEach(particleSpawner);
     }
 
     @Override
     default void addParticle(ParticleEffect effect, Vec3d position, Vec3d velocity) {
-        ParticleUtils.spawnParticle(getReferenceWorld(), effect, position, velocity);
+        ParticleUtils.spawnParticle(asEntity().world, effect, position, velocity);
     }
 }

src/main/java/com/minelittlepony/unicopia/projectile/MagicProjectileEntity.java

@@ -7,7 +7,6 @@ import java.util.function.Function;
 import org.jetbrains.annotations.Nullable;
 
 import com.minelittlepony.unicopia.Affinity;
-import com.minelittlepony.unicopia.Owned;
 import com.minelittlepony.unicopia.ability.magic.Affine;
 import com.minelittlepony.unicopia.ability.magic.Caster;
 import com.minelittlepony.unicopia.ability.magic.Levelled;
@@ -53,7 +52,7 @@ import net.minecraft.world.World;
  *
  * Can also carry a spell if needed.
  */
-public class MagicProjectileEntity extends ThrownItemEntity implements Caster<LivingEntity>, Owned<LivingEntity> {
+public class MagicProjectileEntity extends ThrownItemEntity implements Caster<MagicProjectileEntity> {
     private static final TrackedData<Float> DAMAGE = DataTracker.registerData(MagicProjectileEntity.class, TrackedDataHandlerRegistry.FLOAT);
     private static final TrackedData<Float> GRAVITY = DataTracker.registerData(MagicProjectileEntity.class, TrackedDataHandlerRegistry.FLOAT);
     private static final TrackedData<Boolean> HYDROPHOBIC = DataTracker.registerData(MagicProjectileEntity.class, TrackedDataHandlerRegistry.BOOLEAN);
@@ -98,7 +97,7 @@ public class MagicProjectileEntity extends ThrownItemEntity implements Caster<Li
     }
 
     @Override
-    public Entity getEntity() {
+    public MagicProjectileEntity asEntity() {
         return this;
     }
 

src/main/java/com/minelittlepony/unicopia/util/MagicalDamageSource.java

@@ -36,7 +36,7 @@ public class MagicalDamageSource extends EntityDamageSource {
     }
 
     public static MagicalDamageSource create(String type, Caster<?> caster) {
-        return new MagicalDamageSource(type, caster.getMaster(), caster.getEntity(), false, false);
+        return new MagicalDamageSource(type, caster.getMaster(), caster.asEntity(), false, false);
     }
 
     private Entity spell;

src/main/java/com/minelittlepony/unicopia/util/SoundEmitter.java

@@ -1,20 +1,16 @@
 package com.minelittlepony.unicopia.util;
 
+import com.minelittlepony.unicopia.EntityConvertable;
+
 import net.minecraft.entity.Entity;
 import net.minecraft.sound.SoundCategory;
 import net.minecraft.sound.SoundEvent;
 import net.minecraft.util.math.random.Random;
-import net.minecraft.world.World;
-
-public interface SoundEmitter {
-
-    World getReferenceWorld();
-
-    Entity getEntity();
 
+public interface SoundEmitter<E extends Entity> extends EntityConvertable<E> {
 
     default void playSound(SoundEvent sound, float volume, float pitch) {
-        playSoundAt(getEntity(), sound, volume, pitch);
+        playSoundAt(asEntity(), sound, volume, pitch);
     }
 
     default void playSound(SoundEvent sound, float volume) {
@@ -22,7 +18,7 @@ public interface SoundEmitter {
     }
 
     default float getRandomPitch() {
-        return getRandomPitch(getReferenceWorld().getRandom());
+        return getRandomPitch(asEntity().world.getRandom());
     }
 
     static void playSoundAt(Entity entity, SoundEvent sound, float volume, float pitch) {