diff --git a/worldedit-bukkit/adapters/adapter-1_20_2/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R2/PaperweightFaweAdapter.java b/worldedit-bukkit/adapters/adapter-1_20_2/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R2/PaperweightFaweAdapter.java
index d5071a1bf..e176743c4 100644
--- a/worldedit-bukkit/adapters/adapter-1_20_2/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R2/PaperweightFaweAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_20_2/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R2/PaperweightFaweAdapter.java
@@ -147,17 +147,17 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     }
 
     private synchronized boolean init() {
-        if (ibdToStateOrdinal != null && ibdToStateOrdinal[1] != 0) {
+        if (ibdToOrdinal != null && ibdToOrdinal[1] != 0) {
             return false;
         }
-        ibdToStateOrdinal = new char[BlockTypesCache.states.length]; // size
-        ordinalToIbdID = new int[ibdToStateOrdinal.length]; // size
-        for (int i = 0; i < ibdToStateOrdinal.length; i++) {
+        ibdToOrdinal = new int[BlockTypesCache.states.length]; // size
+        ordinalToIbdID = new int[ibdToOrdinal.length]; // size
+        for (int i = 0; i < ibdToOrdinal.length; i++) {
             BlockState blockState = BlockTypesCache.states[i];
             PaperweightBlockMaterial material = (PaperweightBlockMaterial) blockState.getMaterial();
             int id = Block.BLOCK_STATE_REGISTRY.getId(material.getState());
             char ordinal = blockState.getOrdinalChar();
-            ibdToStateOrdinal[id] = ordinal;
+            ibdToOrdinal[id] = ordinal;
             ordinalToIbdID[ordinal] = id;
         }
         Map<String, List<Property<?>>> properties = new HashMap<>();
@@ -365,18 +365,18 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     public char adaptToChar(net.minecraft.world.level.block.state.BlockState blockState) {
         int id = Block.BLOCK_STATE_REGISTRY.getId(blockState);
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             try {
                 init();
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             } catch (ArrayIndexOutOfBoundsException e1) {
-                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
-                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToStateOrdinal.length, e1
+                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToOrdinal length: {}. Defaulting to air!",
+                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToOrdinal.length, e1
                 );
                 return BlockTypesCache.ReservedIDs.AIR;
             }
@@ -385,28 +385,28 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
 
     public char ibdIDToOrdinal(int id) {
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             init();
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
     }
 
     @Override
-    public char[] getIbdToStateOrdinal() {
+    protected int[] getIbdToOrdinal() {
         if (initialised) {
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal;
+                return ibdToOrdinal;
             }
             init();
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
     }
 
diff --git a/worldedit-bukkit/adapters/adapter-1_20_2/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R2/PaperweightPlatformAdapter.java b/worldedit-bukkit/adapters/adapter-1_20_2/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R2/PaperweightPlatformAdapter.java
index d7fab2dd6..99f52e4fe 100644
--- a/worldedit-bukkit/adapters/adapter-1_20_2/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R2/PaperweightPlatformAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_20_2/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R2/PaperweightPlatformAdapter.java
@@ -82,7 +82,7 @@ import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Semaphore;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
-import java.util.function.Function;
+import java.util.function.IntFunction;
 
 import static java.lang.invoke.MethodType.methodType;
 import static net.minecraft.core.registries.Registries.BIOME;
@@ -420,7 +420,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
 
     public static LevelChunkSection newChunkSection(
             final int layer,
-            final Function<Integer, char[]> get,
+            final IntFunction<char[]> get,
             char[] set,
             CachedBukkitAdapter adapter,
             Registry<Biome> biomeRegistry,
@@ -436,9 +436,9 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         try {
             int num_palette;
             if (get == null) {
-                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter, null);
+                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter);
             } else {
-                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter, null);
+                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter);
             }
 
             int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
diff --git a/worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightFaweAdapter.java b/worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightFaweAdapter.java
index ef9f5da32..c5f4772a0 100644
--- a/worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightFaweAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightFaweAdapter.java
@@ -146,17 +146,17 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     }
 
     private synchronized boolean init() {
-        if (ibdToStateOrdinal != null && ibdToStateOrdinal[1] != 0) {
+        if (ibdToOrdinal != null && ibdToOrdinal[1] != 0) {
             return false;
         }
-        ibdToStateOrdinal = new char[BlockTypesCache.states.length]; // size
-        ordinalToIbdID = new int[ibdToStateOrdinal.length]; // size
-        for (int i = 0; i < ibdToStateOrdinal.length; i++) {
+        ibdToOrdinal = new int[BlockTypesCache.states.length]; // size
+        ordinalToIbdID = new int[ibdToOrdinal.length]; // size
+        for (int i = 0; i < ibdToOrdinal.length; i++) {
             BlockState blockState = BlockTypesCache.states[i];
             PaperweightBlockMaterial material = (PaperweightBlockMaterial) blockState.getMaterial();
             int id = Block.BLOCK_STATE_REGISTRY.getId(material.getState());
             char ordinal = blockState.getOrdinalChar();
-            ibdToStateOrdinal[id] = ordinal;
+            ibdToOrdinal[id] = ordinal;
             ordinalToIbdID[ordinal] = id;
         }
         Map<String, List<Property<?>>> properties = new HashMap<>();
@@ -364,18 +364,18 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     public char adaptToChar(net.minecraft.world.level.block.state.BlockState blockState) {
         int id = Block.BLOCK_STATE_REGISTRY.getId(blockState);
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             try {
                 init();
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             } catch (ArrayIndexOutOfBoundsException e1) {
-                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
-                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToStateOrdinal.length, e1
+                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToOrdinal length: {}. Defaulting to air!",
+                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToOrdinal.length, e1
                 );
                 return BlockTypesCache.ReservedIDs.AIR;
             }
@@ -384,28 +384,28 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
 
     public char ibdIDToOrdinal(int id) {
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             init();
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
     }
 
     @Override
-    public char[] getIbdToStateOrdinal() {
+    public int[] getIbdToOrdinal() {
         if (initialised) {
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal;
+                return ibdToOrdinal;
             }
             init();
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
     }
 
diff --git a/worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightPlatformAdapter.java b/worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightPlatformAdapter.java
index 2c05d7466..1ff681963 100644
--- a/worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightPlatformAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_20_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R3/PaperweightPlatformAdapter.java
@@ -82,7 +82,7 @@ import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Semaphore;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
-import java.util.function.Function;
+import java.util.function.IntFunction;
 
 import static java.lang.invoke.MethodType.methodType;
 import static net.minecraft.core.registries.Registries.BIOME;
@@ -420,7 +420,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
 
     public static LevelChunkSection newChunkSection(
             final int layer,
-            final Function<Integer, char[]> get,
+            final IntFunction<char[]> get,
             char[] set,
             CachedBukkitAdapter adapter,
             Registry<Biome> biomeRegistry,
@@ -436,9 +436,9 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         try {
             int num_palette;
             if (get == null) {
-                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter, null);
+                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter);
             } else {
-                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter, null);
+                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter);
             }
 
             int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
diff --git a/worldedit-bukkit/adapters/adapter-1_20_5/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R4/PaperweightFaweAdapter.java b/worldedit-bukkit/adapters/adapter-1_20_5/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R4/PaperweightFaweAdapter.java
index 1f3975d9c..6c5a5330e 100644
--- a/worldedit-bukkit/adapters/adapter-1_20_5/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R4/PaperweightFaweAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_20_5/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R4/PaperweightFaweAdapter.java
@@ -156,17 +156,17 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     }
 
     private synchronized boolean init() {
-        if (ibdToStateOrdinal != null && ibdToStateOrdinal[1] != 0) {
+        if (ibdToOrdinal != null && ibdToOrdinal[1] != 0) {
             return false;
         }
-        ibdToStateOrdinal = new char[BlockTypesCache.states.length]; // size
-        ordinalToIbdID = new int[ibdToStateOrdinal.length]; // size
-        for (int i = 0; i < ibdToStateOrdinal.length; i++) {
+        ibdToOrdinal = new int[BlockTypesCache.states.length]; // size
+        ordinalToIbdID = new int[ibdToOrdinal.length]; // size
+        for (int i = 0; i < ibdToOrdinal.length; i++) {
             BlockState blockState = BlockTypesCache.states[i];
             PaperweightBlockMaterial material = (PaperweightBlockMaterial) blockState.getMaterial();
             int id = Block.BLOCK_STATE_REGISTRY.getId(material.getState());
             char ordinal = blockState.getOrdinalChar();
-            ibdToStateOrdinal[id] = ordinal;
+            ibdToOrdinal[id] = ordinal;
             ordinalToIbdID[ordinal] = id;
         }
         Map<String, List<Property<?>>> properties = new HashMap<>();
@@ -374,18 +374,18 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     public char adaptToChar(net.minecraft.world.level.block.state.BlockState blockState) {
         int id = Block.BLOCK_STATE_REGISTRY.getId(blockState);
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             try {
                 init();
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             } catch (ArrayIndexOutOfBoundsException e1) {
-                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
-                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToStateOrdinal.length, e1
+                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToOrdinal length: {}. Defaulting to air!",
+                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToOrdinal.length, e1
                 );
                 return BlockTypesCache.ReservedIDs.AIR;
             }
@@ -394,28 +394,28 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
 
     public char ibdIDToOrdinal(int id) {
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             init();
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
     }
 
     @Override
-    public char[] getIbdToStateOrdinal() {
+    public int[] getIbdToOrdinal() {
         if (initialised) {
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal;
+                return ibdToOrdinal;
             }
             init();
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
     }
 
diff --git a/worldedit-bukkit/adapters/adapter-1_20_5/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R4/PaperweightPlatformAdapter.java b/worldedit-bukkit/adapters/adapter-1_20_5/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R4/PaperweightPlatformAdapter.java
index e7672ce81..3ddfbc6fb 100644
--- a/worldedit-bukkit/adapters/adapter-1_20_5/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R4/PaperweightPlatformAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_20_5/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_20_R4/PaperweightPlatformAdapter.java
@@ -10,7 +10,6 @@ import com.fastasyncworldedit.core.math.BitArrayUnstretched;
 import com.fastasyncworldedit.core.math.IntPair;
 import com.fastasyncworldedit.core.util.MathMan;
 import com.fastasyncworldedit.core.util.TaskManager;
-import com.mojang.datafixers.util.Either;
 import com.sk89q.worldedit.bukkit.WorldEditPlugin;
 import com.sk89q.worldedit.bukkit.adapter.BukkitImplAdapter;
 import com.sk89q.worldedit.bukkit.adapter.Refraction;
@@ -77,12 +76,11 @@ import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
-import java.util.Optional;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Semaphore;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
-import java.util.function.Function;
+import java.util.function.IntFunction;
 
 import static java.lang.invoke.MethodType.methodType;
 import static net.minecraft.core.registries.Registries.BIOME;
@@ -415,7 +413,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
 
     public static LevelChunkSection newChunkSection(
             final int layer,
-            final Function<Integer, char[]> get,
+            final IntFunction<char[]> get,
             char[] set,
             CachedBukkitAdapter adapter,
             Registry<Biome> biomeRegistry,
@@ -431,9 +429,9 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         try {
             int num_palette;
             if (get == null) {
-                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter, null);
+                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter);
             } else {
-                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter, null);
+                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter);
             }
 
             int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
diff --git a/worldedit-bukkit/adapters/adapter-1_21/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_R1/PaperweightFaweAdapter.java b/worldedit-bukkit/adapters/adapter-1_21/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_R1/PaperweightFaweAdapter.java
index 1f953f40c..415a462c9 100644
--- a/worldedit-bukkit/adapters/adapter-1_21/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_R1/PaperweightFaweAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_21/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_R1/PaperweightFaweAdapter.java
@@ -156,17 +156,17 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     }
 
     private synchronized boolean init() {
-        if (ibdToStateOrdinal != null && ibdToStateOrdinal[1] != 0) {
+        if (ibdToOrdinal != null && ibdToOrdinal[1] != 0) {
             return false;
         }
-        ibdToStateOrdinal = new char[BlockTypesCache.states.length]; // size
-        ordinalToIbdID = new int[ibdToStateOrdinal.length]; // size
-        for (int i = 0; i < ibdToStateOrdinal.length; i++) {
+        ibdToOrdinal = new int[BlockTypesCache.states.length]; // size
+        ordinalToIbdID = new int[ibdToOrdinal.length]; // size
+        for (int i = 0; i < ibdToOrdinal.length; i++) {
             BlockState blockState = BlockTypesCache.states[i];
             PaperweightBlockMaterial material = (PaperweightBlockMaterial) blockState.getMaterial();
             int id = Block.BLOCK_STATE_REGISTRY.getId(material.getState());
             char ordinal = blockState.getOrdinalChar();
-            ibdToStateOrdinal[id] = ordinal;
+            ibdToOrdinal[id] = ordinal;
             ordinalToIbdID[ordinal] = id;
         }
         Map<String, List<Property<?>>> properties = new HashMap<>();
@@ -374,18 +374,18 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     public char adaptToChar(net.minecraft.world.level.block.state.BlockState blockState) {
         int id = Block.BLOCK_STATE_REGISTRY.getId(blockState);
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             try {
                 init();
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             } catch (ArrayIndexOutOfBoundsException e1) {
-                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
-                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToStateOrdinal.length, e1
+                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToOrdinal length: {}. Defaulting to air!",
+                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToOrdinal.length, e1
                 );
                 return BlockTypesCache.ReservedIDs.AIR;
             }
@@ -394,28 +394,28 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
 
     public char ibdIDToOrdinal(int id) {
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             init();
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
     }
 
     @Override
-    public char[] getIbdToStateOrdinal() {
+    public int[] getIbdToOrdinal() {
         if (initialised) {
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal;
+                return ibdToOrdinal;
             }
             init();
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
     }
 
diff --git a/worldedit-bukkit/adapters/adapter-1_21/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_R1/PaperweightPlatformAdapter.java b/worldedit-bukkit/adapters/adapter-1_21/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_R1/PaperweightPlatformAdapter.java
index 662140955..6881ea4e2 100644
--- a/worldedit-bukkit/adapters/adapter-1_21/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_R1/PaperweightPlatformAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_21/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_R1/PaperweightPlatformAdapter.java
@@ -11,7 +11,6 @@ import com.fastasyncworldedit.core.math.BitArrayUnstretched;
 import com.fastasyncworldedit.core.math.IntPair;
 import com.fastasyncworldedit.core.util.MathMan;
 import com.fastasyncworldedit.core.util.TaskManager;
-import com.mojang.datafixers.util.Either;
 import com.sk89q.worldedit.bukkit.WorldEditPlugin;
 import com.sk89q.worldedit.bukkit.adapter.BukkitImplAdapter;
 import com.sk89q.worldedit.bukkit.adapter.Refraction;
@@ -76,12 +75,11 @@ import java.util.Iterator;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
-import java.util.Optional;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Semaphore;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
-import java.util.function.Function;
+import java.util.function.IntFunction;
 
 import static java.lang.invoke.MethodType.methodType;
 import static net.minecraft.core.registries.Registries.BIOME;
@@ -399,7 +397,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
 
     public static LevelChunkSection newChunkSection(
             final int layer,
-            final Function<Integer, char[]> get,
+            final IntFunction<char[]> get,
             char[] set,
             CachedBukkitAdapter adapter,
             Registry<Biome> biomeRegistry,
@@ -415,9 +413,9 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         try {
             int num_palette;
             if (get == null) {
-                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter, null);
+                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter);
             } else {
-                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter, null);
+                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter);
             }
 
             int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
diff --git a/worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightFaweAdapter.java b/worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightFaweAdapter.java
index e2a192a6a..47aba4871 100644
--- a/worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightFaweAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightFaweAdapter.java
@@ -175,17 +175,17 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     }
 
     private synchronized boolean init() {
-        if (ibdToStateOrdinal != null && ibdToStateOrdinal[1] != 0) {
+        if (ibdToOrdinal != null && ibdToOrdinal[1] != 0) {
             return false;
         }
-        ibdToStateOrdinal = new char[BlockTypesCache.states.length]; // size
-        ordinalToIbdID = new int[ibdToStateOrdinal.length]; // size
-        for (int i = 0; i < ibdToStateOrdinal.length; i++) {
+        ibdToOrdinal = new int[BlockTypesCache.states.length]; // size
+        ordinalToIbdID = new int[ibdToOrdinal.length]; // size
+        for (int i = 0; i < ibdToOrdinal.length; i++) {
             BlockState blockState = BlockTypesCache.states[i];
             PaperweightBlockMaterial material = (PaperweightBlockMaterial) blockState.getMaterial();
             int id = Block.BLOCK_STATE_REGISTRY.getId(material.getState());
             char ordinal = blockState.getOrdinalChar();
-            ibdToStateOrdinal[id] = ordinal;
+            ibdToOrdinal[id] = ordinal;
             ordinalToIbdID[ordinal] = id;
         }
         Map<String, List<Property<?>>> properties = new HashMap<>();
@@ -356,18 +356,18 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     public char adaptToChar(net.minecraft.world.level.block.state.BlockState blockState) {
         int id = Block.BLOCK_STATE_REGISTRY.getId(blockState);
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             try {
                 init();
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             } catch (ArrayIndexOutOfBoundsException e1) {
-                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
-                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToStateOrdinal.length, e1
+                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToOrdinal length: {}. Defaulting to air!",
+                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToOrdinal.length, e1
                 );
                 return BlockTypesCache.ReservedIDs.AIR;
             }
@@ -376,28 +376,28 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
 
     public char ibdIDToOrdinal(int id) {
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             init();
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
     }
 
     @Override
-    public char[] getIbdToStateOrdinal() {
+    public int[] getIbdToOrdinal() {
         if (initialised) {
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal;
+                return ibdToOrdinal;
             }
             init();
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
     }
 
diff --git a/worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightPlatformAdapter.java b/worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightPlatformAdapter.java
index e7fb1b395..3bd0f5fb5 100644
--- a/worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightPlatformAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_21_3/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_3/PaperweightPlatformAdapter.java
@@ -80,7 +80,7 @@ import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Semaphore;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
-import java.util.function.Function;
+import java.util.function.IntFunction;
 
 import static java.lang.invoke.MethodType.methodType;
 import static net.minecraft.core.registries.Registries.BIOME;
@@ -404,7 +404,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
 
     public static LevelChunkSection newChunkSection(
             final int layer,
-            final Function<Integer, char[]> get,
+            final IntFunction<char[]> get,
             char[] set,
             CachedBukkitAdapter adapter,
             Registry<Biome> biomeRegistry,
@@ -420,9 +420,9 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         try {
             int num_palette;
             if (get == null) {
-                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter, null);
+                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter);
             } else {
-                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter, null);
+                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter);
             }
 
             int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
diff --git a/worldedit-bukkit/adapters/adapter-1_21_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_4/PaperweightFaweAdapter.java b/worldedit-bukkit/adapters/adapter-1_21_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_4/PaperweightFaweAdapter.java
index 8f053162c..b0ec904cd 100644
--- a/worldedit-bukkit/adapters/adapter-1_21_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_4/PaperweightFaweAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_21_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_4/PaperweightFaweAdapter.java
@@ -175,17 +175,17 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     }
 
     private synchronized boolean init() {
-        if (ibdToStateOrdinal != null && ibdToStateOrdinal[1] != 0) {
+        if (ibdToOrdinal != null && ibdToOrdinal[1] != 0) {
             return false;
         }
-        ibdToStateOrdinal = new char[BlockTypesCache.states.length]; // size
-        ordinalToIbdID = new int[ibdToStateOrdinal.length]; // size
-        for (int i = 0; i < ibdToStateOrdinal.length; i++) {
+        ibdToOrdinal = new int[BlockTypesCache.states.length]; // size
+        ordinalToIbdID = new int[ibdToOrdinal.length]; // size
+        for (int i = 0; i < ibdToOrdinal.length; i++) {
             BlockState blockState = BlockTypesCache.states[i];
             PaperweightBlockMaterial material = (PaperweightBlockMaterial) blockState.getMaterial();
             int id = Block.BLOCK_STATE_REGISTRY.getId(material.getState());
             char ordinal = blockState.getOrdinalChar();
-            ibdToStateOrdinal[id] = ordinal;
+            ibdToOrdinal[id] = ordinal;
             ordinalToIbdID[ordinal] = id;
         }
         Map<String, List<Property<?>>> properties = new HashMap<>();
@@ -356,18 +356,18 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
     public char adaptToChar(net.minecraft.world.level.block.state.BlockState blockState) {
         int id = Block.BLOCK_STATE_REGISTRY.getId(blockState);
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             try {
                 init();
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             } catch (ArrayIndexOutOfBoundsException e1) {
-                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToStateOrdinal length: {}. Defaulting to air!",
-                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToStateOrdinal.length, e1
+                LOGGER.error("Attempted to convert {} with ID {} to char. ibdToOrdinal length: {}. Defaulting to air!",
+                        blockState.getBlock(), Block.BLOCK_STATE_REGISTRY.getId(blockState), ibdToOrdinal.length, e1
                 );
                 return BlockTypesCache.ReservedIDs.AIR;
             }
@@ -376,28 +376,28 @@ public final class PaperweightFaweAdapter extends FaweAdapter<net.minecraft.nbt.
 
     public char ibdIDToOrdinal(int id) {
         if (initialised) {
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal[id];
+                return (char) ibdToOrdinal[id];
             }
             init();
-            return ibdToStateOrdinal[id];
+            return (char) ibdToOrdinal[id];
         }
     }
 
     @Override
-    public char[] getIbdToStateOrdinal() {
+    public int[] getIbdToOrdinal() {
         if (initialised) {
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
         synchronized (this) {
             if (initialised) {
-                return ibdToStateOrdinal;
+                return ibdToOrdinal;
             }
             init();
-            return ibdToStateOrdinal;
+            return ibdToOrdinal;
         }
     }
 
diff --git a/worldedit-bukkit/adapters/adapter-1_21_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_4/PaperweightPlatformAdapter.java b/worldedit-bukkit/adapters/adapter-1_21_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_4/PaperweightPlatformAdapter.java
index 99062a2b7..c5f896da0 100644
--- a/worldedit-bukkit/adapters/adapter-1_21_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_4/PaperweightPlatformAdapter.java
+++ b/worldedit-bukkit/adapters/adapter-1_21_4/src/main/java/com/sk89q/worldedit/bukkit/adapter/impl/fawe/v1_21_4/PaperweightPlatformAdapter.java
@@ -24,7 +24,6 @@ import net.minecraft.core.BlockPos;
 import net.minecraft.core.Holder;
 import net.minecraft.core.IdMap;
 import net.minecraft.core.Registry;
-import net.minecraft.network.protocol.game.ClientboundForgetLevelChunkPacket;
 import net.minecraft.network.protocol.game.ClientboundLevelChunkWithLightPacket;
 import net.minecraft.server.MinecraftServer;
 import net.minecraft.server.level.ChunkHolder;
@@ -80,7 +79,7 @@ import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.Semaphore;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.TimeoutException;
-import java.util.function.Function;
+import java.util.function.IntFunction;
 
 import static java.lang.invoke.MethodType.methodType;
 import static net.minecraft.core.registries.Registries.BIOME;
@@ -400,7 +399,7 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
 
     public static LevelChunkSection newChunkSection(
             final int layer,
-            final Function<Integer, char[]> get,
+            final IntFunction<char[]> get,
             char[] set,
             CachedBukkitAdapter adapter,
             Registry<Biome> biomeRegistry,
@@ -416,9 +415,9 @@ public final class PaperweightPlatformAdapter extends NMSAdapter {
         try {
             int num_palette;
             if (get == null) {
-                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter, null);
+                num_palette = createPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter);
             } else {
-                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter, null);
+                num_palette = createPalette(layer, blockToPalette, paletteToBlock, blocksCopy, get, set, adapter);
             }
 
             int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
diff --git a/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/CachedBukkitAdapter.java b/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/CachedBukkitAdapter.java
index 666b13e25..57dfe680a 100644
--- a/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/CachedBukkitAdapter.java
+++ b/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/CachedBukkitAdapter.java
@@ -100,7 +100,7 @@ public abstract class CachedBukkitAdapter implements IBukkitAdapter {
         }
     }
 
-    protected abstract char[] getIbdToStateOrdinal();
+    protected abstract int[] getIbdToOrdinal();
 
     protected abstract int[] getOrdinalToIbdID();
 
diff --git a/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/FaweAdapter.java b/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/FaweAdapter.java
index 441cd1d87..14f4bd794 100644
--- a/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/FaweAdapter.java
+++ b/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/FaweAdapter.java
@@ -25,7 +25,7 @@ import java.util.Map;
 public abstract class FaweAdapter<TAG, SERVER_LEVEL> extends CachedBukkitAdapter implements IDelegateBukkitImplAdapter<TAG> {
 
     protected final BukkitImplAdapter<TAG> parent;
-    protected char[] ibdToStateOrdinal = null;
+    protected int[] ibdToOrdinal = null;
     protected int[] ordinalToIbdID = null;
     protected boolean initialised = false;
     protected Map<String, List<Property<?>>> allBlockProperties = null;
diff --git a/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/NMSAdapter.java b/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/NMSAdapter.java
index f8b240bb9..52035aa69 100644
--- a/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/NMSAdapter.java
+++ b/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/NMSAdapter.java
@@ -7,65 +7,34 @@ import com.fastasyncworldedit.core.queue.IChunkGet;
 import com.fastasyncworldedit.core.util.MathMan;
 import com.fastasyncworldedit.core.util.ReflectionUtils;
 import com.sk89q.worldedit.world.block.BlockTypesCache;
-import org.apache.logging.log4j.LogManager;
-import org.apache.logging.log4j.Logger;
 
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.locks.StampedLock;
-import java.util.function.Function;
+import java.util.function.IntFunction;
 
 public class NMSAdapter implements FAWEPlatformAdapterImpl {
 
-    private static final Logger LOGGER = LogManager.getLogger();
-
     public static int createPalette(
             int[] blockToPalette,
             int[] paletteToBlock,
             int[] blocksCopy,
             char[] set,
-            CachedBukkitAdapter adapter,
-            short[] nonEmptyBlockCount
+            CachedBukkitAdapter adapter
     ) {
-        short nonAir = 4096;
-        int num_palette = 0;
+        int numPaletteEntries = 0;
         for (int i = 0; i < 4096; i++) {
-            char ordinal = set[i];
-            switch (ordinal) {
-                case BlockTypesCache.ReservedIDs.__RESERVED__ -> {
-                    ordinal = BlockTypesCache.ReservedIDs.AIR;
-                    nonAir--;
-                }
-                case BlockTypesCache.ReservedIDs.AIR, BlockTypesCache.ReservedIDs.CAVE_AIR, BlockTypesCache.ReservedIDs.VOID_AIR -> nonAir--;
-            }
+            int ordinal = set[i];
+            ordinal = Math.max(ordinal, BlockTypesCache.ReservedIDs.AIR);
             int palette = blockToPalette[ordinal];
             if (palette == Integer.MAX_VALUE) {
-                blockToPalette[ordinal] = num_palette;
-                paletteToBlock[num_palette] = ordinal;
-                num_palette++;
+                blockToPalette[ordinal] = numPaletteEntries;
+                paletteToBlock[numPaletteEntries] = ordinal;
+                numPaletteEntries++;
             }
         }
-        int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
-        // If bits per entry is over 8, the game uses the global palette.
-        if (bitsPerEntry > 8 && adapter != null) {
-            // Cannot System#array copy char[] -> int[];
-            for (int i = 0; i < adapter.getIbdToStateOrdinal().length; i++) {
-                paletteToBlock[i] = adapter.getIbdToStateOrdinal()[i];
-            }
-            System.arraycopy(adapter.getOrdinalToIbdID(), 0, blockToPalette, 0, adapter.getOrdinalToIbdID().length);
-        }
-        for (int i = 0; i < 4096; i++) {
-            char ordinal = set[i];
-            if (ordinal == BlockTypesCache.ReservedIDs.__RESERVED__) {
-                ordinal = BlockTypesCache.ReservedIDs.AIR;
-            }
-            int palette = blockToPalette[ordinal];
-            blocksCopy[i] = palette;
-        }
+        mapPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter, numPaletteEntries);
 
-        if (nonEmptyBlockCount != null) {
-            nonEmptyBlockCount[0] = nonAir;
-        }
-        return num_palette;
+        return numPaletteEntries;
     }
 
     public static int createPalette(
@@ -73,68 +42,55 @@ public class NMSAdapter implements FAWEPlatformAdapterImpl {
             int[] blockToPalette,
             int[] paletteToBlock,
             int[] blocksCopy,
-            Function<Integer, char[]> get,
+            IntFunction<char[]> get,
             char[] set,
-            CachedBukkitAdapter adapter,
-            short[] nonEmptyBlockCount
+            CachedBukkitAdapter adapter
     ) {
-        short nonAir = 4096;
-        int num_palette = 0;
+        int numPaletteEntries = 0;
         char[] getArr = null;
         for (int i = 0; i < 4096; i++) {
             char ordinal = set[i];
-            switch (ordinal) {
-                case BlockTypesCache.ReservedIDs.__RESERVED__ -> {
-                    if (getArr == null) {
-                        getArr = get.apply(layer);
-                    }
-                    // write to set array as this should be a copied array, and will be important when the changes are written
-                    // to the GET chunk cached by FAWE. Future dords, actually read this comment please.
-                    set[i] = switch (ordinal = getArr[i]) {
-                        case BlockTypesCache.ReservedIDs.__RESERVED__ -> {
-                            nonAir--;
-                            yield (ordinal = BlockTypesCache.ReservedIDs.AIR);
-                        }
-                        case BlockTypesCache.ReservedIDs.AIR, BlockTypesCache.ReservedIDs.CAVE_AIR,
-                                BlockTypesCache.ReservedIDs.VOID_AIR -> {
-                            nonAir--;
-                            yield ordinal;
-                        }
-                        default -> ordinal;
-                    };
+            if (ordinal == BlockTypesCache.ReservedIDs.__RESERVED__) {
+                if (getArr == null) {
+                    getArr = get.apply(layer);
                 }
-                case BlockTypesCache.ReservedIDs.AIR, BlockTypesCache.ReservedIDs.CAVE_AIR, BlockTypesCache.ReservedIDs.VOID_AIR -> nonAir--;
+                ordinal = getArr[i];
+                // write to set array as this should be a copied array, and will be important when the changes are written
+                // to the GET chunk cached by FAWE. Future dords, actually read this comment please.
+                set[i] = (char) Math.max(ordinal, BlockTypesCache.ReservedIDs.AIR);
             }
             int palette = blockToPalette[ordinal];
             if (palette == Integer.MAX_VALUE) {
-                blockToPalette[ordinal] = num_palette;
-                paletteToBlock[num_palette] = ordinal;
-                num_palette++;
+                blockToPalette[ordinal] = numPaletteEntries;
+                paletteToBlock[numPaletteEntries] = ordinal;
+                numPaletteEntries++;
             }
         }
-        int bitsPerEntry = MathMan.log2nlz(num_palette - 1);
+        mapPalette(blockToPalette, paletteToBlock, blocksCopy, set, adapter, numPaletteEntries);
+
+        return numPaletteEntries;
+    }
+
+    private static void mapPalette(
+            int[] blockToPalette,
+            int[] paletteToBlock,
+            int[] blocksCopy,
+            char[] set,
+            CachedBukkitAdapter adapter,
+            int numPaletteEntries
+    ) {
+        int bitsPerEntry = MathMan.log2nlz(numPaletteEntries - 1);
         // If bits per entry is over 8, the game uses the global palette.
         if (bitsPerEntry > 8 && adapter != null) {
-            // Cannot System#array copy char[] -> int[];
-            for (int i = 0; i < adapter.getIbdToStateOrdinal().length; i++) {
-                paletteToBlock[i] = adapter.getIbdToStateOrdinal()[i];
-            }
+            System.arraycopy(adapter.getIbdToOrdinal(), 0, paletteToBlock, 0, adapter.getIbdToOrdinal().length);
             System.arraycopy(adapter.getOrdinalToIbdID(), 0, blockToPalette, 0, adapter.getOrdinalToIbdID().length);
         }
         for (int i = 0; i < 4096; i++) {
-            char ordinal = set[i];
-            if (ordinal == BlockTypesCache.ReservedIDs.__RESERVED__) {
-                LOGGER.error("Empty (__RESERVED__) ordinal given where not expected, default to air.");
-                ordinal = BlockTypesCache.ReservedIDs.AIR;
-            }
+            int ordinal = set[i];
+            ordinal = Math.max(ordinal, BlockTypesCache.ReservedIDs.AIR);
             int palette = blockToPalette[ordinal];
             blocksCopy[i] = palette;
         }
-
-        if (nonEmptyBlockCount != null) {
-            nonEmptyBlockCount[0] = nonAir;
-        }
-        return num_palette;
     }
 
     @Override
diff --git a/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/SimpleBukkitAdapter.java b/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/SimpleBukkitAdapter.java
index 6dc63f179..34bc9d7c9 100644
--- a/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/SimpleBukkitAdapter.java
+++ b/worldedit-bukkit/src/main/java/com/fastasyncworldedit/bukkit/adapter/SimpleBukkitAdapter.java
@@ -23,8 +23,8 @@ public class SimpleBukkitAdapter extends CachedBukkitAdapter {
     }
 
     @Override
-    protected char[] getIbdToStateOrdinal() {
-        return new char[Character.MAX_VALUE + 1];
+    protected int[] getIbdToOrdinal() {
+        return new int[Character.MAX_VALUE + 1];
     }
 
     @Override