diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/NTtBCommands.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/NTtBCommands.java
index 8edf033..6a2ffd2 100644
--- a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/NTtBCommands.java
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/NTtBCommands.java
@@ -1,5 +1,19 @@
 package ch.unibas.dmi.dbis.cs108.Multiplayer.Protocol;
 
+
+
 public enum NTtBCommands {
-    CRTGM, CHATL, CHATG, CHATP, LEAVG, JOING, VOTEE,
+    /**
+     * CRTGM: Create a new game
+     * CHATA: chat to all
+     * CHATW: whisper chat
+     * CHATG: ghost chat
+     * LEAVG: leave a game
+     * JOING: join a game
+     * VOTEG: ghost voting who to infect
+     * VOTEH: humans voting whos the ghost
+     * QUITS: quit server/ leave servr
+     * LISTP: list players/clients in session with the Server
+     */
+    CRTGM, CHATA, CHATW, CHATG, LEAVG, JOING, VOTEG, QUITS, LISTP
 }
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/ProtocolDecoder.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/ProtocolDecoder.java
new file mode 100644
index 0000000..9a97d59
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/ProtocolDecoder.java
@@ -0,0 +1,5 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.Protocol;
+
+public interface ProtocolDecoder {
+
+}
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/ProtocolParser.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/ProtocolParser.java
index 5249d9e..a32e8db 100644
--- a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/ProtocolParser.java
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/ProtocolParser.java
@@ -4,5 +4,5 @@ import ch.unibas.dmi.dbis.cs108.Multiplayer.Protocol.NTtBFormatMsg;
 
 public interface ProtocolParser {
 
-    public NTtBFormatMsg parseMsg(String msg);
+    ProtocolMessage parseMsg(String msg);
 }
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/Chat.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/Chat.java
new file mode 100644
index 0000000..33de4d4
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/Chat.java
@@ -0,0 +1,4 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.Protocol.methods;
+
+public class Chat {
+}
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/NewGame.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/NewGame.java
new file mode 100644
index 0000000..3ef9f44
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/NewGame.java
@@ -0,0 +1,4 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.Protocol.methods;
+
+public class NewGame {
+}
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/QUITS.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/QUITS.java
new file mode 100644
index 0000000..ec2e2d8
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/QUITS.java
@@ -0,0 +1,4 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.Protocol.methods;
+
+public class QUITS {
+}
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/VOTEG.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/VOTEG.java
new file mode 100644
index 0000000..154223f
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Protocol/methods/VOTEG.java
@@ -0,0 +1,4 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.Protocol.methods;
+
+public class VOTEG {
+}
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Server/Chat.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Server/Chat.java
deleted file mode 100644
index 5305f37..0000000
--- a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/Server/Chat.java
+++ /dev/null
@@ -1,4 +0,0 @@
-package ch.unibas.dmi.dbis.cs108.Multiplayer.Server;
-
-public class Chat {
-}
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PingListener.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PingListener.java
new file mode 100644
index 0000000..e4b898b
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PingListener.java
@@ -0,0 +1,8 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.helpers;
+
+public class PingListener implements Runnable {
+    @Override
+    public void run() {
+
+    }
+}
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PingPong.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PingPong.java
new file mode 100644
index 0000000..be33416
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PingPong.java
@@ -0,0 +1,24 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.helpers;
+
+/**
+ * PingPong offers services to for listening and sending
+ * Pings to a communication partner.
+ * Runs on a Thread as not to disturb other communication channels.(Is this necessary?)
+ */
+public class PingPong implements PingPongInterface {
+    @Override
+    public void pingListener(String ping) {
+
+    }
+
+    @Override
+    public String pongSender() {
+        return null;
+    }
+
+    @Override
+    public void run() {
+
+    }
+    //TODO: Impl
+}
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PingPongInterface.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PingPongInterface.java
new file mode 100644
index 0000000..6327b05
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PingPongInterface.java
@@ -0,0 +1,6 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.helpers;
+
+public interface PingPongInterface extends Runnable{
+    void pingListener(String ping);
+    String pongSender();
+}
diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PongSender.java b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PongSender.java
new file mode 100644
index 0000000..2e645bf
--- /dev/null
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/Multiplayer/helpers/PongSender.java
@@ -0,0 +1,8 @@
+package ch.unibas.dmi.dbis.cs108.Multiplayer.helpers;
+
+public class PongSender implements Runnable{
+    @Override
+    public void run() {
+
+    }
+}