diff --git a/src/main/java/com/minelittlepony/client/model/AbstractPonyModel.java b/src/main/java/com/minelittlepony/client/model/AbstractPonyModel.java
index 0a5cf821..6a4a8969 100644
--- a/src/main/java/com/minelittlepony/client/model/AbstractPonyModel.java
+++ b/src/main/java/com/minelittlepony/client/model/AbstractPonyModel.java
@@ -125,10 +125,10 @@ public abstract class AbstractPonyModel<T extends LivingEntity> extends ClientPo
 
         head.setPivot(1, 2, sneaking ? -1 : 1);
 
-        ((MsonPart)(Object)rightArm).shift(0, 2,  6);
-        ((MsonPart)(Object)leftArm).shift(0, 2,  6);
-        ((MsonPart)(Object)rightLeg).shift(0, 2, -8);
-        ((MsonPart)(Object)leftLeg).shift(0, 2, -8);
+        MsonPart.of(rightArm).shift(0, 2,  6);
+        MsonPart.of(leftArm).shift(0, 2,  6);
+        MsonPart.of(rightLeg).shift(0, 2, -8);
+        MsonPart.of(leftLeg).shift(0, 2, -8);
     }
 
     protected void ponySit() {
diff --git a/src/main/java/com/minelittlepony/client/model/entity/BreezieModel.java b/src/main/java/com/minelittlepony/client/model/entity/BreezieModel.java
index f04dcaf5..90863525 100644
--- a/src/main/java/com/minelittlepony/client/model/entity/BreezieModel.java
+++ b/src/main/java/com/minelittlepony/client/model/entity/BreezieModel.java
@@ -9,7 +9,6 @@ import net.minecraft.util.math.MathHelper;
 
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Iterables;
-import com.minelittlepony.mson.api.model.MsonPart;
 
 import static com.minelittlepony.api.model.PonyModelConstants.PI;
 
@@ -47,16 +46,16 @@ public class BreezieModel<T extends LivingEntity> extends BipedEntityModel<T> {
         leftArm.pitch = MathHelper.cos(move * 0.6662F) * swing;
         leftArm.roll = 0;
 
-        ((MsonPart)(Object)rightArm).rotate(swing * MathHelper.cos(move * 0.6662F + PI),        0, 0);
-        ((MsonPart)(Object)leftLeg) .rotate(swing * MathHelper.cos(move * 0.6662F + PI) * 1.4F, 0, 0);
-        ((MsonPart)(Object)rightLeg).rotate(swing * MathHelper.cos(move * 0.6662F)      * 1.4F, 0, 0);
+        rightArm.setAngles(swing * MathHelper.cos(move * 0.6662F + PI),        0, 0);
+        leftLeg .setAngles(swing * MathHelper.cos(move * 0.6662F + PI) * 1.4F, 0, 0);
+        rightLeg.setAngles(swing * MathHelper.cos(move * 0.6662F)      * 1.4F, 0, 0);
 
         if (riding) {
             leftArm.pitch += -PI / 5;
             rightArm.pitch += -PI / 5;
 
-            rotateLegRiding((MsonPart)(Object)leftLeg, -1);
-            rotateLegRiding((MsonPart)(Object)rightLeg, 1);
+            rotateLegRiding(leftLeg, -1);
+            rotateLegRiding(rightLeg, 1);
         }
 
         rotateArm(leftArm, leftArmPose, 1);
@@ -98,8 +97,8 @@ public class BreezieModel<T extends LivingEntity> extends BipedEntityModel<T> {
     }
 
 
-    protected void rotateLegRiding(MsonPart leg, float factor) {
-        leg.rotate(-1.4137167F, factor * PI / 10, factor * 0.07853982F);
+    protected void rotateLegRiding(ModelPart leg, float factor) {
+        leg.setAngles(-1.4137167F, factor * PI / 10, factor * 0.07853982F);
     }
 
     protected void swingArms(Arm mainHand) {
diff --git a/src/main/java/com/minelittlepony/client/model/entity/ZomponyModel.java b/src/main/java/com/minelittlepony/client/model/entity/ZomponyModel.java
index ecee8248..9aad56d5 100644
--- a/src/main/java/com/minelittlepony/client/model/entity/ZomponyModel.java
+++ b/src/main/java/com/minelittlepony/client/model/entity/ZomponyModel.java
@@ -29,10 +29,10 @@ public class ZomponyModel<Zombie extends HostileEntity> extends AlicornModel<Zom
         if (isZombified(entity)) {
             if (islookAngleRight(move)) {
                 rotateArmHolding(rightArm, 1, getSwingAmount(), ticks);
-                ((MsonPart)(Object)rightArm).shift(0.5F, 1.5F, 3);
+                MsonPart.of(rightArm).shift(0.5F, 1.5F, 3);
             } else {
                 rotateArmHolding(leftArm, -1, getSwingAmount(), ticks);
-                ((MsonPart)(Object)leftArm).shift(-0.5F, 1.5F, 3);
+                MsonPart.of(leftArm).shift(-0.5F, 1.5F, 3);
             }
         }
     }
diff --git a/src/main/java/com/minelittlepony/client/model/entity/ZomponyVillagerModel.java b/src/main/java/com/minelittlepony/client/model/entity/ZomponyVillagerModel.java
index 014f8fe8..4a275b5e 100644
--- a/src/main/java/com/minelittlepony/client/model/entity/ZomponyVillagerModel.java
+++ b/src/main/java/com/minelittlepony/client/model/entity/ZomponyVillagerModel.java
@@ -20,10 +20,10 @@ public class ZomponyVillagerModel extends VillagerPonyModel<ZombieVillagerEntity
         if (rightArmPose == ArmPose.EMPTY) {
             if (islookAngleRight(move)) {
                 rotateArmHolding(rightArm, 1, getSwingAmount(), ticks);
-                ((MsonPart)(Object)rightArm).shift(0.5F, 1.5F, 3);
+                MsonPart.of(rightArm).shift(0.5F, 1.5F, 3);
             } else {
                 rotateArmHolding(leftArm, -1, getSwingAmount(), ticks);
-                ((MsonPart)(Object)leftArm).shift(-0.5F, 1.5F, 3);
+                MsonPart.of(leftArm).shift(-0.5F, 1.5F, 3);
             }
         }
     }
diff --git a/src/main/java/com/minelittlepony/client/model/entity/race/UnicornModel.java b/src/main/java/com/minelittlepony/client/model/entity/race/UnicornModel.java
index 8ff67b5d..e80ca69e 100644
--- a/src/main/java/com/minelittlepony/client/model/entity/race/UnicornModel.java
+++ b/src/main/java/com/minelittlepony/client/model/entity/race/UnicornModel.java
@@ -4,7 +4,6 @@ import com.minelittlepony.api.model.BodyPart;
 import com.minelittlepony.api.model.IUnicorn;
 import com.minelittlepony.client.model.part.UnicornHorn;
 import com.minelittlepony.mson.api.ModelContext;
-import com.minelittlepony.mson.api.model.MsonPart;
 
 import net.minecraft.client.model.ModelPart;
 import net.minecraft.client.render.VertexConsumer;
@@ -47,8 +46,11 @@ public class UnicornModel<T extends LivingEntity> extends EarthPonyModel<T> impl
     protected void rotateLegs(float move, float swing, float ticks, T entity) {
         super.rotateLegs(move, swing, ticks, entity);
 
-        ((MsonPart)(Object)unicornArmRight).rotate(0, 0, 0).around(-7, 12, -2);
-        ((MsonPart)(Object)unicornArmLeft).rotate(0, 0, 0).around(-7, 12, -2);
+        unicornArmRight.setAngles(0, 0, 0);
+        unicornArmRight.setPivot(-7, 12, -2);
+
+        unicornArmLeft.setAngles(0, 0, 0);
+        unicornArmLeft.setPivot(-7, 12, -2);
     }
 
     @Override
diff --git a/src/main/java/com/minelittlepony/client/model/part/PonySnout.java b/src/main/java/com/minelittlepony/client/model/part/PonySnout.java
index a66c0b00..e6c7490c 100644
--- a/src/main/java/com/minelittlepony/client/model/part/PonySnout.java
+++ b/src/main/java/com/minelittlepony/client/model/part/PonySnout.java
@@ -9,7 +9,6 @@ import com.minelittlepony.api.pony.meta.Gender;
 import com.minelittlepony.client.MineLittlePony;
 import com.minelittlepony.mson.api.ModelContext;
 import com.minelittlepony.mson.api.MsonModel;
-import com.minelittlepony.mson.api.model.MsonPart;
 import com.minelittlepony.mson.api.model.PartBuilder;
 
 import java.util.UUID;
@@ -36,8 +35,8 @@ public class PonySnout implements IPart, MsonModel {
     }
 
     public void rotate(float x, float y, float z) {
-        ((MsonPart)(Object)mare).rotate(x, y, z);
-        ((MsonPart)(Object)stallion).rotate(x, y, z);
+        mare.setAngles(x, y, z);
+        stallion.setAngles(x, y, z);
     }
 
     @Override