Fixed placed spells not functioning correctly and slot.contains not matching delegated spells

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

@@ -31,6 +31,11 @@ public abstract class AbstractDelegatingSpell implements ProjectileSpell {
 
     protected abstract Collection<Spell> getDelegates();
 
+    @Override
+    public boolean equalsOrContains(UUID id) {
+        return ProjectileSpell.super.equalsOrContains(id) || getDelegates().stream().anyMatch(s -> s.equalsOrContains(id));
+    }
+
     @Override
     public Affinity getAffinity() {
         return Affinity.NEUTRAL;

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

@@ -79,13 +79,17 @@ public class PlaceableSpell extends AbstractDelegatingSpell {
                 }
             }
 
-            return super.tick(source, Situation.GROUND);
-        } else if (situation == Situation.GROUND_ENTITY) {
+            return !isDead();
+        }
+
+        if (situation == Situation.GROUND_ENTITY) {
             particlEffect.ifAbsent(getUuid(), source, spawner -> {
                 spawner.addParticle(new OrientedBillboardParticleEffect(UParticles.MAGIC_RUNES, 90, 0), source.getOriginVector(), Vec3d.ZERO);
             }).ifPresent(p -> {
                 p.setAttribute(1, spell.getType().getColor());
             });
+
+            return super.tick(source, Situation.GROUND);
         }
 
         return !isDead();

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

@@ -2,6 +2,8 @@ package com.minelittlepony.unicopia.ability.magic.spell;
 
 import java.util.UUID;
 
+import org.spongepowered.include.com.google.common.base.Objects;
+
 import com.minelittlepony.unicopia.ability.magic.Affine;
 import com.minelittlepony.unicopia.ability.magic.Caster;
 import com.minelittlepony.unicopia.ability.magic.spell.effect.SpellType;
@@ -23,6 +25,13 @@ public interface Spell extends NbtSerialisable, Affine {
      */
     UUID getUuid();
 
+    /**
+     * Determines whether this spell is a valid surrogate for the given spell's id.
+     */
+    default boolean equalsOrContains(UUID id) {
+        return Objects.equal(getUuid(), id);
+    }
+
     /**
      * Sets this effect as dead.
      */

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

@@ -42,7 +42,7 @@ public class DarkVortexSpell extends AttractiveSpell {
             return true;
         }
 
-        if (!source.isClient()) {
+        if (!source.isClient() && source.getWorld().random.nextInt(200) == 0) {
             accumulatedMass += 0.001F * (1 + getTraits().get(Trait.STRENGTH, 70, 120) - 70);
         }
 

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

@@ -42,7 +42,7 @@ public class EffectSync implements SpellContainer {
 
     @Override
     public boolean contains(UUID id) {
-        return spells.containsReference(id);
+        return spells.containsReference(id) || spells.getReferences().anyMatch(s -> s.equalsOrContains(id));
     }
 
     @Override