diff --git a/SpigotCore/SpigotCore_14/src/de/steamwar/core/ChaosSchematicReader.kt b/SpigotCore/SpigotCore_14/src/de/steamwar/core/ChaosSchematicReader.kt
new file mode 100644
index 00000000..a709da31
--- /dev/null
+++ b/SpigotCore/SpigotCore_14/src/de/steamwar/core/ChaosSchematicReader.kt
@@ -0,0 +1,355 @@
+/*
+ *   This file is a part of the SteamWar software.
+ *
+ *   Copyright (C) 2026 SteamWar.de-Serverteam
+ *
+ *   This program is free software: you can redistribute it and/or modify
+ *   it under the terms of the GNU Affero General Public License as published by
+ *   the Free Software Foundation, either version 3 of the License, or
+ *   (at your option) any later version.
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ *   GNU Affero General Public License for more details.
+ *
+ *   You should have received a copy of the GNU Affero General Public License
+ *   along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package de.steamwar.core
+
+import com.sk89q.jnbt.ByteArrayTag
+import com.sk89q.jnbt.ByteTag
+import com.sk89q.jnbt.CompoundTag
+import com.sk89q.jnbt.DoubleTag
+import com.sk89q.jnbt.EndTag
+import com.sk89q.jnbt.FloatTag
+import com.sk89q.jnbt.IntArrayTag
+import com.sk89q.jnbt.IntTag
+import com.sk89q.jnbt.ListTag
+import com.sk89q.jnbt.LongArrayTag
+import com.sk89q.jnbt.LongTag
+import com.sk89q.jnbt.ShortTag
+import com.sk89q.jnbt.StringTag
+import com.sk89q.jnbt.Tag
+import com.sk89q.worldedit.WorldEdit
+import com.sk89q.worldedit.WorldEditException
+import com.sk89q.worldedit.extension.input.ParserContext
+import com.sk89q.worldedit.extension.platform.Capability
+import com.sk89q.worldedit.extension.platform.Platform
+import com.sk89q.worldedit.extent.clipboard.BlockArrayClipboard
+import com.sk89q.worldedit.math.BlockVector3
+import com.sk89q.worldedit.regions.CuboidRegion
+import com.sk89q.worldedit.world.DataFixer
+import com.sk89q.worldedit.world.block.BaseBlock
+import com.sk89q.worldedit.world.block.BlockState
+import com.sk89q.worldedit.world.block.BlockTypes
+import java.io.DataInputStream
+import java.io.IOException
+import kotlin.collections.map
+import kotlin.collections.set
+
+class ChaosSchematicReader(
+    val stream: DataInputStream,
+    val wrapper: WorldEditWrapper14
+) {
+    init {
+        println("ChaosSchematicReader init")
+    }
+
+    /**
+     * In reinen Unit-Tests (ohne Bukkit/WorldEdit-Plugin-Lifecycle) ist keine WorldEdit-Platform registriert.
+     * Daher darf der Reader beim Laden nicht hart daran scheitern.
+     */
+    private val platform: Platform? = runCatching {
+        WorldEdit.getInstance().getPlatformManager().queryCapability(Capability.WORLD_EDITING)
+    }.getOrNull()
+
+    private val liveDataVersion: Int? = platform?.dataVersion
+
+    private var wrapped = false
+
+    var schematicVersion: Int? = null
+    var dataVersion: Int? = null
+    var metadata: Map<String, Any>? = null
+
+    var width: Short? = null
+    var height: Short? = null
+    var length: Short? = null
+
+    var offset: IntArray? = null
+
+    val blocks: Blocks = Blocks(null, null, null)
+    val entities = mutableListOf<Any>()
+
+    var fixer: DataFixer? = null
+
+    fun read(): BlockArrayClipboard {
+        require(stream.readByte() == 0x0A.toByte())
+        val tagName = stream.readUTF()
+        if (tagName != "Schematic") {
+            wrapped = true
+            stream.readByte()
+            stream.readUTF()
+        }
+
+        while (stream.readByte() != 0.toByte()) {
+            val name = stream.readUTF()
+            when (name) {
+                "Version" -> schematicVersion = stream.readInt()
+                "DataVersion" -> {
+                    dataVersion = stream.readInt()
+                    val targetVersion = liveDataVersion
+                    if (targetVersion != null && dataVersion!! < targetVersion) {
+                        fixer = platform?.dataFixer
+                    }
+                }
+                "Metadata" -> metadata = readCompoundTag()
+                "Width" -> width = stream.readShort()
+                "Height" -> height = stream.readShort()
+                "Length" -> length = stream.readShort()
+                "Blocks" -> {
+                    while (stream.readByte() != 0.toByte()) {
+                        val n = stream.readUTF()
+                        when (n) {
+                            "Palette" -> blocks.palette = readCompoundTag() as Map<String, Int>
+                            "Data" -> blocks.data = readTag(7.toByte()) as ByteArray
+                            "BlockEntities" -> blocks.blockEntities = readTagCompoundList()
+                        }
+                    }
+                }
+                "PaletteMax" -> stream.readInt()
+                "Palette" -> blocks.palette = readCompoundTag() as Map<String, Int>
+                "BlockEntities" -> blocks.blockEntities = readTagCompoundList()
+                "BlockData" -> blocks.data = readTag(7.toByte()) as ByteArray
+                "Offset" -> offset = readTag(11.toByte()) as IntArray
+                "Entities" -> entities.addAll(readTagCompoundList() as List<Any>)
+                "BiomePaletteMax" -> stream.readInt()
+                "BiomePalette" -> readCompoundTag()
+                "BiomeData" -> readTag(7.toByte())
+                "Biomes" -> {
+                    while (stream.readByte() != 0.toByte()) {
+                        val n = stream.readUTF()
+                        when (n) {
+                            "Palette" -> readCompoundTag()
+                            "Data" -> readTag(7.toByte()) as ByteArray
+                        }
+                    }
+                }
+                else -> {
+                    println(this)
+                    error("Unknown tag $name")
+                }
+            }
+        }
+
+
+
+        if (wrapped) {
+            stream.readByte()
+        }
+
+        val parserContext = ParserContext()
+        parserContext.setRestricted(false)
+        parserContext.setTryLegacy(false)
+        parserContext.setPreferringWildcard(false)
+
+        val dv = dataVersion
+        val blockStates = blocks.palette!!.map {
+            val fixed = if (fixer != null && dv != null) {
+                fixer!!.fixUp(DataFixer.FixTypes.BLOCK_STATE, it.key, dv)
+            } else {
+                it.key
+            }
+
+            val blockstate = try {
+                WorldEdit.getInstance().blockFactory.parseFromInput(fixed, parserContext).toImmutableState()
+            } catch (e: Exception) {
+                BlockTypes.AIR!!.defaultState
+            }
+
+            it.value to blockstate
+        }.toMap()
+
+        val tileEntities = blocks.blockEntities!!.map {
+            val entity = it as? Map<String, Any?> ?: error("Invalid entity")
+            val pos = entity["Pos"] as? IntArray ?: error("Invalid pos")
+            val x = pos[0]
+            val y = pos[1]
+            val z = pos[2]
+
+            val data = mutableMapOf<String, Any?>()
+            data.putAll(entity)
+            if (entity.containsKey("Data")) {
+                //data.putAll(entity["Data"] as Map<String, Any?>)
+            }
+
+            val fixed = if (fixer != null) {
+                wrapper.applyDataFixer(fixer!!, dataVersion!!, (wrapNbt(data) as CompoundTag).value)
+            } else (wrapNbt(data) as CompoundTag).value
+
+            BlockVector3.at(x, y, z) to fixed
+        }.toMap()
+
+        val offset = BlockVector3.at(offset!![0], offset!![1], offset!![2])
+        val region = CuboidRegion(offset, offset.add(width!! - 1, height!! - 1, length!! - 1))
+
+        val clipboard = BlockArrayClipboard(region)
+        clipboard.setOrigin(offset)
+
+        var index = 0
+        var i = 0
+        var value: Int
+        var varintLength: Int
+        while (i < blocks.data!!.size) {
+            value = 0
+            varintLength = 0
+
+            while (true) {
+                value = value or ((blocks.data!![i].toInt() and 127) shl (varintLength++ * 7))
+                if (varintLength > 5) {
+                    throw IOException("VarInt too big (probably corrupted data)")
+                }
+                if ((blocks.data!![i].toInt() and 128) != 128) {
+                    i++
+                    break
+                }
+                i++
+            }
+            // index = (y * length * width) + (z * width) + x
+            val y = index / (width!! * length!!)
+            val z = (index % (width!! * length!!)) / width!!
+            val x = (index % (width!! * length!!)) % width!!
+            val state: BlockState = blockStates[value] ?: error("Unknown block state $value")
+            val pt = BlockVector3.at(x, y, z)
+            try {
+                if (tileEntities.containsKey(pt)) {
+                    clipboard.setBlock<BaseBlock?>(
+                        clipboard.minimumPoint.add(pt),
+                        state.toBaseBlock(CompoundTag(tileEntities[pt])
+                    ))
+                } else {
+                    clipboard.setBlock<BlockState?>(clipboard.minimumPoint.add(pt), state)
+                }
+            } catch (e: WorldEditException) {
+                throw IOException("Failed to load a block in the schematic")
+            }
+
+            index++
+        }
+
+        return clipboard
+    }
+
+    private fun readCompoundTag(): Map<String, Any> {
+        var tagId = 0.toByte()
+        val map = mutableMapOf<String, Any>()
+
+        while (stream.readByte().also { tagId = it } != 0.toByte()) {
+            val name = stream.readUTF()
+            map[name] = readTag(tagId)!!
+        }
+        return map
+    }
+
+    private fun readTagCompoundList(): List<Any?> {
+        val typeId = stream.readByte()
+        val length = stream.readInt()
+
+        if (typeId == 0.toByte()) {
+            if (length != 0) {
+                throw IOException("Invalid TAG_List: typeId=TAG_End but length=$length")
+            }
+            return emptyList()
+        }
+
+        if (typeId != 10.toByte()) {
+            throw IOException("Invalid TAG_List element type for (Block)Entities: expected TAG_Compound(10) but got $typeId")
+        }
+
+        val list = ArrayList<Any?>(length)
+        repeat(length) { list.add(readCompoundTag()) }
+        return list
+    }
+
+    private fun readTag(tagId: Byte): Any? = when (tagId.toInt()) {
+        0 -> null
+        1 -> stream.readByte()
+        2 -> stream.readShort()
+        3 -> stream.readInt()
+        4 -> stream.readLong()
+        5 -> stream.readFloat()
+        6 -> stream.readDouble()
+        7 -> {
+            val length = stream.readInt()
+            val ba = ByteArray(length)
+            stream.readFully(ba)
+            ba
+        }
+        8 -> stream.readUTF()
+        9 -> {
+            val typeId = stream.readByte()
+            val length = stream.readInt()
+            if (typeId == 0.toByte() && length != 0) {
+                throw IOException("Invalid TAG_List: typeId=TAG_End but length=$length")
+            }
+            val list = mutableListOf<Any?>()
+            repeat(length) { list.add(readTag(typeId)) }
+            list
+        }
+        10 -> readCompoundTag()
+        11 -> {
+            val length = stream.readInt()
+            IntArray(length) { stream.readInt() }
+        }
+        12 -> {
+            val length = stream.readInt()
+            LongArray(length) { stream.readLong() }
+        }
+        else -> error("Unknown tag type $tagId")
+    }
+
+    private fun wrapNbt(data: Any): Tag = when (data) {
+        is Byte -> ByteTag(data)
+        is Short -> ShortTag(data)
+        is Int -> IntTag(data)
+        is Long -> LongTag(data)
+        is Float -> FloatTag(data)
+        is Double -> DoubleTag(data)
+        is String -> StringTag(data)
+        is ByteArray -> ByteArrayTag(data)
+        is IntArray -> IntArrayTag(data)
+        is LongArray -> LongArrayTag(data)
+        is Map<*, *> -> CompoundTag(data.map { it.key as String to wrapNbt(it.value!!) }.toMap())
+        is List<*> -> ListTag(data.firstOrNull()?.let { nbtClass(it) } ?: EndTag::class.java, data.map { wrapNbt(it!!) })
+        else -> error("Unknown tag type $data")
+    }
+
+    private fun nbtClass(data: Any): Class<out Tag> = when (data) {
+        is Byte -> ByteTag::class.java
+        is Short -> ShortTag::class.java
+        is Int -> IntTag::class.java
+        is Long -> LongTag::class.java
+        is Float -> FloatTag::class.java
+        is Double -> DoubleTag::class.java
+        is String -> StringTag::class.java
+        is ByteArray -> ByteArrayTag::class.java
+        is IntArray -> IntArrayTag::class.java
+        is LongArray -> LongArrayTag::class.java
+        is Map<*, *> -> CompoundTag::class.java
+        is List<*> -> ListTag::class.java
+        else -> error("Unknown tag type $data, ${data::class.java.simpleName}")
+    }
+
+    override fun toString(): String {
+        return "ChaosSchematicReader(platform=$platform, liveDataVersion=$liveDataVersion, wrapped=$wrapped, schematicVersion=$schematicVersion, dataVersion=$dataVersion, metadata=$metadata, width=$width, height=$height, length=$length, offset=${offset.contentToString()}, blocks=$blocks, entities=$entities, fixer=$fixer)"
+    }
+
+
+    data class Blocks(
+        var data: ByteArray?,
+        var palette: Map<String, Int>?,
+        var blockEntities: List<Any?>?
+    )
+}
\ No newline at end of file
diff --git a/SpigotCore/SpigotCore_14/src/de/steamwar/core/WorldEditWrapper14.java b/SpigotCore/SpigotCore_14/src/de/steamwar/core/WorldEditWrapper14.java
index 60e4758d..08ad6a1a 100644
--- a/SpigotCore/SpigotCore_14/src/de/steamwar/core/WorldEditWrapper14.java
+++ b/SpigotCore/SpigotCore_14/src/de/steamwar/core/WorldEditWrapper14.java
@@ -89,7 +89,7 @@ public class WorldEditWrapper14 implements WorldEditWrapper {
             switch (schemFormat) {
                 case SPONGE_V2:
                 case SPONGE_V3:
-                    return new SpongeSchematicReader(new NBTInputStream(is), this).read();
+                    return new ChaosSchematicReader(new DataInputStream(is), this).read();
                 case MCEDIT:
                     return new MCEditSchematicReader(new NBTInputStream(is)).read();
                 default:
@@ -576,8 +576,6 @@ public class WorldEditWrapper14 implements WorldEditWrapper {
                         values.putIfAbsent("z", new IntTag(pt.getBlockZ()));
                     }
                     values.putIfAbsent("id", values.get("Id"));
-                    values.remove("Id");
-                    values.remove("Pos");
                     if (fixer != null) {
                         tileEntity = wrapper.applyDataFixer(fixer, dataVersion, values);
                     } else {
diff --git a/SpigotCore/SpigotCore_21/src/de/steamwar/core/WorldEditWrapper21.java b/SpigotCore/SpigotCore_21/src/de/steamwar/core/WorldEditWrapper21.java
index 15256d90..14f78b07 100644
--- a/SpigotCore/SpigotCore_21/src/de/steamwar/core/WorldEditWrapper21.java
+++ b/SpigotCore/SpigotCore_21/src/de/steamwar/core/WorldEditWrapper21.java
@@ -20,29 +20,32 @@
 package de.steamwar.core;
 
 import com.sk89q.jnbt.NBTInputStream;
+import com.sk89q.jnbt.Tag;
 import com.sk89q.worldedit.extension.platform.Actor;
 import com.sk89q.worldedit.extent.clipboard.Clipboard;
 import com.sk89q.worldedit.extent.clipboard.io.BuiltInClipboardFormat;
 import com.sk89q.worldedit.extent.clipboard.io.ClipboardWriter;
 import com.sk89q.worldedit.extent.clipboard.io.MCEditSchematicReader;
-import com.sk89q.worldedit.extent.clipboard.io.sponge.SpongeSchematicV2Reader;
-import com.sk89q.worldedit.extent.clipboard.io.sponge.SpongeSchematicV3Reader;
 import com.sk89q.worldedit.math.Vector3;
 import com.sk89q.worldedit.math.transform.Transform;
 import com.sk89q.worldedit.regions.Region;
 import com.sk89q.worldedit.session.ClipboardHolder;
+import com.sk89q.worldedit.world.DataFixer;
 import de.steamwar.sql.NodeData;
 import org.bukkit.entity.Player;
 import org.bukkit.util.Vector;
-import org.enginehub.linbus.stream.LinBinaryIO;
+import org.enginehub.linbus.tree.LinCompoundTag;
+import org.enginehub.linbus.tree.LinTag;
 
 import java.io.DataInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
-public class WorldEditWrapper21 implements WorldEditWrapper {
+public class WorldEditWrapper21 extends WorldEditWrapper18 {
 
     @Override
     public InputStream getPlayerClipboard(Player player) {
@@ -72,22 +75,10 @@ public class WorldEditWrapper21 implements WorldEditWrapper {
     @Override
     @SuppressWarnings("removal")
     public Clipboard getClipboard(InputStream is, NodeData.SchematicFormat ignored) throws IOException {
-        ResetableInputStream ris = new ResetableInputStream(is);
-        for (NodeData.SchematicFormat schemFormat : NodeData.SchematicFormat.values()) {
-            try {
-                Clipboard clipboard = switch (schemFormat) {
-                    case MCEDIT -> new MCEditSchematicReader(new NBTInputStream(ris)).read();
-                    case SPONGE_V2 -> new SpongeSchematicV2Reader(LinBinaryIO.read(new DataInputStream(ris))).read();
-                    case SPONGE_V3 -> new SpongeSchematicV3Reader(LinBinaryIO.read(new DataInputStream(ris))).read();
-                };
-                ris.close();
-                return clipboard;
-            } catch (Exception e) {
-                // Ignore
-            }
-            ris.reset();
-        }
-        throw new IOException("No clipboard found");
+        return switch (ignored) {
+            case MCEDIT -> new MCEditSchematicReader(new NBTInputStream(is)).read();
+            case SPONGE_V2, SPONGE_V3 -> new ChaosSchematicReader(new DataInputStream(is), this).read();
+        };
     }
 
     private class ResetableInputStream extends InputStream {