diff --git a/runelite-mixins/src/main/java/net/runelite/mixins/RSSequenceDefinitionMixin.java b/runelite-mixins/src/main/java/net/runelite/mixins/RSSequenceDefinitionMixin.java
index 69da68972d..ad781dc57f 100644
--- a/runelite-mixins/src/main/java/net/runelite/mixins/RSSequenceDefinitionMixin.java
+++ b/runelite-mixins/src/main/java/net/runelite/mixins/RSSequenceDefinitionMixin.java
@@ -1,6 +1,7 @@
 package net.runelite.mixins;
 
 import net.runelite.api.mixins.Copy;
+import net.runelite.api.mixins.Inject;
 import net.runelite.api.mixins.Mixin;
 import net.runelite.api.mixins.Replace;
 import net.runelite.api.mixins.Shadow;
@@ -15,6 +16,9 @@ public abstract class RSSequenceDefinitionMixin implements RSSequenceDefinition
 	@Shadow("client")
 	private static RSClient client;
 
+	@Inject
+	private int id;
+
 	@Copy("applyTransformations")
 	@Replace("applyTransformations")
 	@SuppressWarnings("InfiniteRecursion")
@@ -275,4 +279,33 @@ public abstract class RSSequenceDefinitionMixin implements RSSequenceDefinition
 			getFrameLengths()[frame]);
 		return animatedModel;
 	}
+
+	@Inject
+	public int getId()
+	{
+		return id;
+	}
+
+	@Inject
+	public void setId(int id)
+	{
+		this.id = id;
+	}
+
+	@Copy("SequenceDefinition_get")
+	@Replace("SequenceDefinition_get")
+	public static RSSequenceDefinition copy$sequenceDefinitionGet(int var0)
+	{
+		RSSequenceDefinition sequenceDefinition = copy$sequenceDefinitionGet(var0);
+
+		if (sequenceDefinition.getFrameIDs() == null && !sequenceDefinition.isCachedModelIdSet())
+		{
+			return null;
+		}
+		else
+		{
+			sequenceDefinition.setId(var0);
+			return sequenceDefinition;
+		}
+	}
 }
diff --git a/runescape-api/src/main/java/net/runelite/rs/api/RSSequenceDefinition.java b/runescape-api/src/main/java/net/runelite/rs/api/RSSequenceDefinition.java
index 79e4ef0ace..4af76fc7b9 100644
--- a/runescape-api/src/main/java/net/runelite/rs/api/RSSequenceDefinition.java
+++ b/runescape-api/src/main/java/net/runelite/rs/api/RSSequenceDefinition.java
@@ -24,4 +24,9 @@ public interface RSSequenceDefinition extends RSNode, SequenceDefinition, Animat
 
 	@Import("transformSpotAnimationModel")
 	RSModel transformSpotAnimationModel(RSModel var1, int var2);
+
+	@Import("isCachedModelIdSet")
+	boolean isCachedModelIdSet();
+
+	void setId(int id);
 }
diff --git a/runescape-client/src/main/java/DynamicObject.java b/runescape-client/src/main/java/DynamicObject.java
index 558b3259f7..e7e96addb0 100644
--- a/runescape-client/src/main/java/DynamicObject.java
+++ b/runescape-client/src/main/java/DynamicObject.java
@@ -86,7 +86,7 @@ public class DynamicObject extends Renderable {
 			}
 
 			if (var8 && this.sequenceDefinition.frameCount != -1) { // L: 38
-				if (!this.sequenceDefinition.method3600()) { // L: 39
+				if (!this.sequenceDefinition.isCachedModelIdSet()) { // L: 39
 					this.frame = (int)(Math.random() * (double)this.sequenceDefinition.frameIds.length); // L: 40
 					this.cycleStart -= (int)(Math.random() * (double)this.sequenceDefinition.frameLengths[this.frame]); // L: 41
 				} else {
@@ -111,7 +111,7 @@ public class DynamicObject extends Renderable {
 				var1 = 100;
 			}
 
-			if (this.sequenceDefinition.method3600()) { // L: 54
+			if (this.sequenceDefinition.isCachedModelIdSet()) { // L: 54
 				var2 = this.sequenceDefinition.method3637(); // L: 68
 				this.frame += var1; // L: 69
 				var1 = 0; // L: 70
diff --git a/runescape-client/src/main/java/GraphicsObject.java b/runescape-client/src/main/java/GraphicsObject.java
index cc6135219f..ebfae3234c 100644
--- a/runescape-client/src/main/java/GraphicsObject.java
+++ b/runescape-client/src/main/java/GraphicsObject.java
@@ -94,7 +94,7 @@ public class GraphicsObject extends Renderable {
 	final void advance(int var1) {
 		if (!this.isFinished) { // L: 36
 			this.frameCycle += var1; // L: 37
-			if (!this.sequenceDefinition.method3600()) {
+			if (!this.sequenceDefinition.isCachedModelIdSet()) {
 				while (this.frameCycle > this.sequenceDefinition.frameLengths[this.frame]) {
 					this.frameCycle -= this.sequenceDefinition.frameLengths[this.frame];
 					++this.frame;
diff --git a/runescape-client/src/main/java/Projectile.java b/runescape-client/src/main/java/Projectile.java
index 7be77ea080..17de1632c5 100644
--- a/runescape-client/src/main/java/Projectile.java
+++ b/runescape-client/src/main/java/Projectile.java
@@ -227,7 +227,7 @@ public final class Projectile extends Renderable {
 		this.yaw = (int)(Math.atan2(this.speedX, this.speedY) * 325.949D) + 1024 & 2047; // L: 76
 		this.pitch = (int)(Math.atan2(this.speedZ, this.speed) * 325.949D) & 2047; // L: 77
 		if (this.sequenceDefinition != null) { // L: 78
-			if (!this.sequenceDefinition.method3600()) { // L: 79
+			if (!this.sequenceDefinition.isCachedModelIdSet()) { // L: 79
 				this.frameCycle += var1; // L: 80
 
 				while (true) {
diff --git a/runescape-client/src/main/java/SequenceDefinition.java b/runescape-client/src/main/java/SequenceDefinition.java
index aa1dd86123..c9f38ff864 100644
--- a/runescape-client/src/main/java/SequenceDefinition.java
+++ b/runescape-client/src/main/java/SequenceDefinition.java
@@ -45,7 +45,8 @@ public class SequenceDefinition extends DualNode {
 	@ObfuscatedGetter(
 		intValue = 36227189
 	)
-	int field2091;
+	@Export("SequenceDefinition_cachedModelId")
+	int SequenceDefinition_cachedModelId;
 	@ObfuscatedName("v")
 	public Map field2092;
 	@ObfuscatedName("a")
@@ -128,7 +129,7 @@ public class SequenceDefinition extends DualNode {
 	}
 
 	SequenceDefinition() {
-		this.field2091 = -1; // L: 23
+		this.SequenceDefinition_cachedModelId = -1; // L: 23
 		this.field2097 = 0; // L: 25
 		this.field2094 = 0; // L: 26
 		this.frameCount = -1;
@@ -231,7 +232,7 @@ public class SequenceDefinition extends DualNode {
 				this.soundEffects[var4] = var1.readMedium();
 			}
 		} else if (var2 == 14) { // L: 105
-			this.field2091 = var1.readInt(); // L: 106
+			this.SequenceDefinition_cachedModelId = var1.readInt(); // L: 106
 		} else if (var2 == 15) { // L: 108
 			var3 = var1.readUnsignedShort(); // L: 109
 			this.field2092 = new HashMap(); // L: 110
@@ -293,7 +294,7 @@ public class SequenceDefinition extends DualNode {
 	@Export("transformActorModel")
 	public Model transformActorModel(Model var1, int var2) {
 		Model var4;
-		if (!this.method3600()) { // L: 146
+		if (!this.isCachedModelIdSet()) { // L: 146
 			var2 = this.frameIds[var2]; // L: 147
 			Frames var5 = MouseHandler.getFrames(var2 >> 16); // L: 148
 			var2 &= 65535; // L: 149
@@ -305,7 +306,7 @@ public class SequenceDefinition extends DualNode {
 				return var4; // L: 153
 			}
 		} else {
-			class120 var3 = WorldMapSectionType.method4724(this.field2091); // L: 156
+			class120 var3 = WorldMapSectionType.method4724(this.SequenceDefinition_cachedModelId); // L: 156
 			if (var3 == null) { // L: 157
 				return var1.toSharedSequenceModel(true);
 			} else {
@@ -324,7 +325,7 @@ public class SequenceDefinition extends DualNode {
 	@Export("transformObjectModel")
 	Model transformObjectModel(Model var1, int var2, int var3) {
 		Model var5;
-		if (!this.method3600()) { // L: 165
+		if (!this.isCachedModelIdSet()) { // L: 165
 			var2 = this.frameIds[var2]; // L: 166
 			Frames var6 = MouseHandler.getFrames(var2 >> 16); // L: 167
 			var2 &= 65535; // L: 168
@@ -353,7 +354,7 @@ public class SequenceDefinition extends DualNode {
 				return var5; // L: 179
 			}
 		} else {
-			class120 var4 = WorldMapSectionType.method4724(this.field2091); // L: 182
+			class120 var4 = WorldMapSectionType.method4724(this.SequenceDefinition_cachedModelId); // L: 182
 			if (var4 == null) { // L: 183
 				return var1.toSharedSequenceModel(true);
 			} else {
@@ -389,7 +390,7 @@ public class SequenceDefinition extends DualNode {
 	@Export("transformSpotAnimationModel")
 	Model transformSpotAnimationModel(Model var1, int var2) {
 		Model var4;
-		if (!this.method3600()) { // L: 198
+		if (!this.isCachedModelIdSet()) { // L: 198
 			var2 = this.frameIds[var2]; // L: 199
 			Frames var5 = MouseHandler.getFrames(var2 >> 16); // L: 200
 			var2 &= 65535; // L: 201
@@ -401,7 +402,7 @@ public class SequenceDefinition extends DualNode {
 				return var4; // L: 205
 			}
 		} else {
-			class120 var3 = WorldMapSectionType.method4724(this.field2091); // L: 208
+			class120 var3 = WorldMapSectionType.method4724(this.SequenceDefinition_cachedModelId); // L: 208
 			if (var3 == null) { // L: 209
 				return var1.toSharedSpotAnimationModel(true);
 			} else {
@@ -419,16 +420,16 @@ public class SequenceDefinition extends DualNode {
 	)
 	@Export("applyTransformations")
 	public Model applyTransformations(Model var1, int var2, SequenceDefinition var3, int var4) {
-		if (field2105 && !this.method3600() && !var3.method3600()) { // L: 217
+		if (field2105 && !this.isCachedModelIdSet() && !var3.isCachedModelIdSet()) { // L: 217
 			return this.method3598(var1, var2, var3, var4); // L: 218
 		} else {
 			Model var5 = var1.toSharedSequenceModel(false); // L: 220
 			boolean var6 = false; // L: 221
 			Frames var7 = null; // L: 222
 			class120 var8;
-			if (this.method3600()) { // L: 223
+			if (this.isCachedModelIdSet()) { // L: 223
 				var8 = this.method3602(); // L: 224
-				if (var3.method3600() && this.field2101 == null) { // L: 225
+				if (var3.isCachedModelIdSet() && this.field2101 == null) { // L: 225
 					var5.method4140(var8, var2); // L: 226
 					return var5; // L: 227
 				}
@@ -442,7 +443,7 @@ public class SequenceDefinition extends DualNode {
 					return var3.transformActorModel(var1, var4);
 				}
 
-				if (!var3.method3600() && (this.field2100 == null || var4 == -1)) { // L: 236
+				if (!var3.isCachedModelIdSet() && (this.field2100 == null || var4 == -1)) { // L: 236
 					var5.animate(var7, var2); // L: 237
 					return var5; // L: 238
 				}
@@ -452,13 +453,13 @@ public class SequenceDefinition extends DualNode {
 					return var5; // L: 242
 				}
 
-				var6 = var3.method3600(); // L: 244
+				var6 = var3.isCachedModelIdSet(); // L: 244
 				if (!var6) { // L: 245
 					var5.method4145(var7, var2, this.field2100, false); // L: 246
 				}
 			}
 
-			if (var3.method3600()) { // L: 249
+			if (var3.isCachedModelIdSet()) { // L: 249
 				var8 = var3.method3602(); // L: 250
 				var5.method4139(var8, var4, this.field2101, true); // L: 251
 			} else {
@@ -516,7 +517,7 @@ public class SequenceDefinition extends DualNode {
 	)
 	@Export("transformWidgetModel")
 	public Model transformWidgetModel(Model var1, int var2) {
-		if (!this.method3600()) { // L: 286
+		if (!this.isCachedModelIdSet()) { // L: 286
 			int var3 = this.frameIds[var2]; // L: 287
 			Frames var4 = MouseHandler.getFrames(var3 >> 16); // L: 288
 			var3 &= 65535; // L: 289
@@ -553,8 +554,9 @@ public class SequenceDefinition extends DualNode {
 		descriptor = "(I)Z",
 		garbageValue = "-2140209014"
 	)
-	public boolean method3600() {
-		return this.field2091 >= 0; // L: 314
+	@Export("isCachedModelIdSet")
+	public boolean isCachedModelIdSet() {
+		return this.SequenceDefinition_cachedModelId >= 0; // L: 314
 	}
 
 	@ObfuscatedName("h")
@@ -572,7 +574,7 @@ public class SequenceDefinition extends DualNode {
 		garbageValue = "-1955299057"
 	)
 	public class120 method3602() {
-		return this.method3600() ? WorldMapSectionType.method4724(this.field2091) : null; // L: 359 360 363
+		return this.isCachedModelIdSet() ? WorldMapSectionType.method4724(this.SequenceDefinition_cachedModelId) : null; // L: 359 360 363
 	}
 
 	@ObfuscatedName("c")
diff --git a/runescape-client/src/main/java/class293.java b/runescape-client/src/main/java/class293.java
index f591676650..b4297c1dcb 100644
--- a/runescape-client/src/main/java/class293.java
+++ b/runescape-client/src/main/java/class293.java
@@ -81,7 +81,7 @@ public class class293 {
 		if (var0.movementSequence != -1) { // L: 3999
 			var1 = class78.SequenceDefinition_get(var0.movementSequence); // L: 4000
 			if (var1 != null) { // L: 4001
-				if (!var1.method3600() && var1.frameIds != null) { // L: 4002
+				if (!var1.isCachedModelIdSet() && var1.frameIds != null) { // L: 4002
 					++var0.movementFrameCycle; // L: 4003
 					if (var0.movementFrame < var1.frameIds.length && var0.movementFrameCycle > var1.frameLengths[var0.movementFrame]) { // L: 4004
 						var0.movementFrameCycle = 1; // L: 4005
@@ -94,7 +94,7 @@ public class class293 {
 						var0.movementFrame = 0; // L: 4011
 						Projectile.method1958(var1, var0.movementFrame, var0.x, var0.y); // L: 4012
 					}
-				} else if (var1.method3600()) { // L: 4015
+				} else if (var1.isCachedModelIdSet()) { // L: 4015
 					++var0.movementFrame; // L: 4016
 					var2 = var1.method3637(); // L: 4017
 					if (var0.movementFrame < var2) { // L: 4018
@@ -131,7 +131,7 @@ public class class293 {
 					if (var0.spotAnimationFrame >= var5.frameIds.length && (var0.spotAnimationFrame < 0 || var0.spotAnimationFrame >= var5.frameIds.length)) { // L: 4043 4044
 						var0.spotAnimation = -1;
 					}
-				} else if (var5.method3600()) { // L: 4047
+				} else if (var5.isCachedModelIdSet()) { // L: 4047
 					++var0.spotAnimationFrame; // L: 4048
 					int var3 = var5.method3637(); // L: 4049
 					if (var0.spotAnimationFrame < var3) { // L: 4050
@@ -158,7 +158,7 @@ public class class293 {
 		if (var0.sequence != -1 && var0.sequenceDelay == 0) { // L: 4070
 			var1 = class78.SequenceDefinition_get(var0.sequence); // L: 4071
 			if (var1 != null) { // L: 4072
-				if (!var1.method3600() && var1.frameIds != null) { // L: 4073
+				if (!var1.isCachedModelIdSet() && var1.frameIds != null) { // L: 4073
 					++var0.sequenceFrameCycle; // L: 4074
 					if (var0.sequenceFrame < var1.frameIds.length && var0.sequenceFrameCycle > var1.frameLengths[var0.sequenceFrame]) { // L: 4075
 						var0.sequenceFrameCycle = 1; // L: 4076
@@ -179,7 +179,7 @@ public class class293 {
 					}
 
 					var0.isWalking = var1.field2102; // L: 4087
-				} else if (var1.method3600()) { // L: 4089
+				} else if (var1.isCachedModelIdSet()) { // L: 4089
 					++var0.sequenceFrame; // L: 4090
 					var2 = var1.method3602().method2693(); // L: 4091
 					if (var0.sequenceFrame < var2) { // L: 4092