diff --git a/FightSystem_15/src/de/steamwar/fightsystem/utils/TechHider_15.java b/FightSystem_15/src/de/steamwar/fightsystem/utils/TechHider_15.java
index ed722db..576a8f9 100644
--- a/FightSystem_15/src/de/steamwar/fightsystem/utils/TechHider_15.java
+++ b/FightSystem_15/src/de/steamwar/fightsystem/utils/TechHider_15.java
@@ -25,15 +25,12 @@ import com.comphenix.protocol.events.PacketAdapter;
 import com.comphenix.protocol.events.PacketContainer;
 import com.comphenix.protocol.events.PacketEvent;
 import com.comphenix.protocol.reflect.StructureModifier;
-import com.comphenix.protocol.wrappers.WrappedBlockData;
 import com.comphenix.protocol.wrappers.nbt.NbtBase;
 import com.comphenix.protocol.wrappers.nbt.NbtCompound;
 import de.steamwar.fightsystem.Config;
 import de.steamwar.fightsystem.IFightSystem;
 import io.netty.buffer.ByteBuf;
 import io.netty.buffer.UnpooledByteBufAllocator;
-import org.bukkit.Bukkit;
-import org.bukkit.World;
 import org.bukkit.entity.Player;
 
 import java.nio.ByteBuffer;
@@ -45,9 +42,6 @@ import static de.steamwar.fightsystem.utils.ITechHider.bypass;
 public class TechHider_15 {
     private TechHider_15(){}
 
-    private static final World WORLD = Bukkit.getWorlds().get(0);
-    private static final WrappedBlockData WRAPPED_BLOCK_DATA = WrappedBlockData.createData(ITechHider.obfuscateMaterial);
-
     static void start(){
         chunkHider();
     }
@@ -59,7 +53,6 @@ public class TechHider_15 {
         ProtocolLibrary.getProtocolManager().getAsynchronousManager().registerAsyncHandler(new PacketAdapter(IFightSystem.getPlugin(), PacketType.Play.Server.MAP_CHUNK) {
             @Override
             public void onPacketSending(PacketEvent e) {
-                long startTime = System.nanoTime();
                 PacketContainer packet = e.getPacket();
                 StructureModifier<Integer> ints = packet.getIntegers();
 
@@ -132,13 +125,11 @@ public class TechHider_15 {
                         i += dataArrayLengthLength;
                         i += dataArrayLength * 8;
                     }else{
-                        System.out.println("Full chunk: " + (chunkX*16) + " " + (chunkY*16) + " " + (chunkZ*16));
                         //Full Chunk/no palette, so the chunk has to be crawled through
                         int dataArrayLength = ITechHider.readVarInt(data, i);
                         int dataArrayLengthLength = ITechHider.readVarIntLength(data, i);
                         buffer.writeBytes(data, i, dataArrayLengthLength);
                         i += dataArrayLengthLength;
-                        System.out.println(dataArrayLength + " " + bitsPerBlock);
 
                         ByteBuffer source = ByteBuffer.wrap(data, i, dataArrayLength * 8);
                         VariableValueArray values = new VariableValueArray(bitsPerBlock, dataArrayLength, source.asLongBuffer());
@@ -165,9 +156,6 @@ public class TechHider_15 {
                     data = new byte[buffer.readableBytes()];
                     buffer.readBytes(data);
                     byteArray.write(0, data);
-                    System.out.println("changes: " + (System.nanoTime() - startTime));
-                }else{
-                    System.out.println("without changes: " + (System.nanoTime() - startTime));
                 }
             }
         }).start(ITechHider.threadMultiplier * 4);