diff --git a/src/HalloSchiffeVersenken.java b/src/HalloSchiffeVersenken.java
index 8486151..8e79372 100644
--- a/src/HalloSchiffeVersenken.java
+++ b/src/HalloSchiffeVersenken.java
@@ -2,11 +2,10 @@ public class HalloSchiffeVersenken {
 
     public static void main(String[] args) throws InterruptedException {
         //LUCAS CODE
-        /*
         MainMenuModel model = new MainMenuModel();
         MainMenuView view = new MainMenuView();
         MainMenuController controller = new MainMenuController(model, view);
-*/
+
 
         //System.out.println("HelloSchiffeVersenekn");
 
diff --git a/src/MainMenuController.java b/src/MainMenuController.java
index 1a58814..3fe165b 100644
--- a/src/MainMenuController.java
+++ b/src/MainMenuController.java
@@ -17,13 +17,12 @@ public class MainMenuController implements ActionListener {
     @Override
     public void actionPerformed(ActionEvent e) {
         if (e.getSource() == view.getMultiButton()) {
-            view.closeWindow();
-            MultiMenuModel model = new MultiMenuModel();
-            MultiMenuView view = new MultiMenuView();
-            MultiMenuController controller2 = new MultiMenuController(model, view);
-        } else if (e.getSource() == view.getMultiButton()) {
             model.setGameMode("Multiplayer");
-            JOptionPane.showMessageDialog(view.getFrame(), "Multiplayer game selected.");
+            MultiMenuModel multiModel = new MultiMenuModel();
+            MultiMenuView multiView = new MultiMenuView();
+            MultiMenuController multiMenuController = new MultiMenuController(multiModel, multiView);
+            view.addPanel(multiView.getPanel(), "MultiMenu");
+            view.showPanel("MultiMenu");
         }else if (e.getSource() == view.getSoundButton()) {
             view.toggleMute();
         }
diff --git a/src/MainMenuView.java b/src/MainMenuView.java
index f638bfa..513ea4b 100644
--- a/src/MainMenuView.java
+++ b/src/MainMenuView.java
@@ -3,6 +3,8 @@ import javax.swing.JFrame;
 import javax.swing.*;
 
 public class MainMenuView {
+    private JPanel mainPanel = new JPanel(new CardLayout()); // CardLayout for switching
+    private JPanel menuPanel = new JPanel(null);
     ImageIcon SoundIcon = new ImageIcon("graphics/sound button.png");
     private JFrame frame = new JFrame();
     private JLabel titelLabel = new JLabel("Studium versenken");
@@ -13,33 +15,52 @@ public class MainMenuView {
 
     public MainMenuView() {
         buildFrame();
-        buildComponents();
-
+        buildPanel();
     }
 
+    public void buildPanel(){
+        mainPanel.add(menuPanel, "MainMenu");
+        lokalButton.setBounds(200, 200, 500, 500);
+        multiButton.setBounds(800, 200, 500, 500);
+        titelLabel.setBounds(550, 10, 700, 100);
+        soundButton.setBounds(20, 20, 128, 128);
 
-    public void buildComponents(){
-        lokalButton.setBounds(200,200,500,500);
-        multiButton.setBounds(800,200,500,500);
-        titelLabel.setBounds(550,10,700,100);
-        soundButton.setBounds(20,20,128,128);
         titelLabel.setFont(robotoFont);
         lokalButton.setFont(robotoFont.deriveFont(50f));
         multiButton.setFont(robotoFont.deriveFont(50f));
+
+        menuPanel.add(titelLabel);
+        menuPanel.add(lokalButton);
+        menuPanel.add(multiButton);
+        menuPanel.add(soundButton);
+
+       // mainPanel.add(menuPanel, "MainMenu");
+    }
+
+    public void showPanel(String panelName) {
+        CardLayout cl = (CardLayout)mainPanel.getLayout();
+        cl.show(mainPanel, panelName);
+    }
+
+    public void addPanel(JPanel panel, String name) {
+        mainPanel.add(panel, name); // Neue Panels hinzufuegen
     }
 
     public void buildFrame() {
-        frame.setLayout(null);
         frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-        frame.setSize(1500,1000);
-        frame.setVisible(true);
-        frame.getContentPane().setBackground( Color.decode("#98F5FF"));
+        frame.setSize(1500, 1000);
+        frame.setLayout(null);
+
         JLabel backgroundLabel = new JLabel(new ImageIcon("graphics/mainmenubackground.png"));
-        frame.setContentPane(backgroundLabel);
-        frame.add(titelLabel);
-        frame.add(lokalButton);
-        frame.add(multiButton);
-        frame.add(soundButton);
+        backgroundLabel.setBounds(0, 0, 1500, 1000);
+        mainPanel.setBounds(0, 0, 1500, 1000);
+        mainPanel.setOpaque(true);
+
+        frame.setContentPane(new JPanel(null));
+        frame.getContentPane().add(backgroundLabel);
+        frame.getContentPane().add(mainPanel);
+
+        frame.setVisible(true);
         frame.setLocationRelativeTo(null);
     }
 
@@ -53,7 +74,7 @@ public class MainMenuView {
     }
 
     public void closeWindow(){
-        frame.dispose();
+        frame.setVisible(false);
     }
     public JFrame getFrame() {
         return frame;
diff --git a/src/MultiMenuView.java b/src/MultiMenuView.java
index fa57e2f..f03d96e 100644
--- a/src/MultiMenuView.java
+++ b/src/MultiMenuView.java
@@ -3,31 +3,24 @@ import javax.swing.JFrame;
 import javax.swing.*;
 
 public class MultiMenuView {
+    private JPanel mainPanel = new JPanel(new CardLayout()); // CardLayout for switching
+    private JPanel multiPanel = new JPanel(null);
     ImageIcon SoundIcon = new ImageIcon("graphics/sound button.png");
     private JFrame frame = new JFrame();
     private JButton soundButton = new JButton(SoundIcon);
     Font robotoFont = new Font("Roboto", Font.BOLD, 45);
     public MultiMenuView() {
-        buildFrame();
-        buildComponents();
-
+        buildPanel();
     }
 
 
-    public void buildComponents(){
+    public void buildPanel(){
         soundButton.setBounds(20,20,128,128);
-    }
 
-    public void buildFrame() {
-        frame.setLayout(null);
-        frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
-        frame.setSize(1500,1000);
-        frame.setVisible(true);
-        frame.getContentPane().setBackground( Color.decode("#98F5FF"));
-        JLabel backgroundLabel = new JLabel(new ImageIcon("graphics/mainmenubackground.png"));
-        frame.setContentPane(backgroundLabel);
-        frame.add(soundButton);
-        frame.setLocationRelativeTo(null);
+        mainPanel.add(multiPanel, "MultiMenu");
+        soundButton.setFont(robotoFont.deriveFont(50f));
+
+        multiPanel.add(soundButton);
     }
 
     public void toggleMute(){
@@ -38,6 +31,18 @@ public class MultiMenuView {
             soundButton.setIcon(SoundIcon);
         }
     }
+    public JPanel getPanel() {
+        return multiPanel;
+    }
+
+    public void showPanel(String panelName) {
+        CardLayout cl = (CardLayout)mainPanel.getLayout();
+        cl.show(multiPanel, panelName);
+    }
+
+    public void addPanel(JPanel panel, String name) {
+        multiPanel.add(panel, name);
+    }
 
     public void closeWindOw(){
         frame.dispose();