diff --git a/src/main/java/de/hsfulda/onses/services/GameService.java b/src/main/java/de/hsfulda/onses/services/GameService.java
index ca49d7c..df7cf87 100644
--- a/src/main/java/de/hsfulda/onses/services/GameService.java
+++ b/src/main/java/de/hsfulda/onses/services/GameService.java
@@ -4,6 +4,8 @@ import de.hsfulda.onses.models.Card;
 import de.hsfulda.onses.models.Game;
 import de.hsfulda.onses.models.Player;
 
+import java.util.Collections;
+
 public class GameService {
     private final Game game;
     public GameService(Game game) {
@@ -38,4 +40,24 @@ public class GameService {
         return legalMoveFound;
     }
 
+    public void fillDrawDeck() {
+        for (Card.Color i : Card.Color.values()){
+            for (Card.Value j : Card.Value.values()){
+                if (i != Card.Color.BLACK && j != Card.Value.CHOOSE && j != Card.Value.CHOOSEDRAW){
+                    game.addCardToDrawCardDeck(new Card().setColor(i).setValue(j));
+                    game.addCardToDrawCardDeck(new Card().setColor(i).setValue(j));
+                }
+            }
+        }
+
+        for (int i = 0; i != 4; i++){
+            game.addCardToDrawCardDeck(new Card().setColor(Card.Color.BLACK).setValue(Card.Value.CHOOSE));
+            game.addCardToDrawCardDeck(new Card().setColor(Card.Color.BLACK).setValue(Card.Value.CHOOSEDRAW));
+        }
+    }
+
+    public void shuffleDeck() {
+        Collections.shuffle(game.getDrawCardDeck());
+    }
+
 }
diff --git a/src/main/java/de/hsfulda/onses/services/PlayerService.java b/src/main/java/de/hsfulda/onses/services/PlayerService.java
new file mode 100644
index 0000000..d726af8
--- /dev/null
+++ b/src/main/java/de/hsfulda/onses/services/PlayerService.java
@@ -0,0 +1,34 @@
+package de.hsfulda.onses.services;
+
+import de.hsfulda.onses.models.Player;
+
+import java.util.ArrayList;
+
+public class PlayerService {
+
+    private boolean currentTurn = true; // true --> real player, false --> Bot
+
+    private final ArrayList<Player> playerList = new ArrayList<>();
+
+    public ArrayList<Player> getPlayerList() {
+        return playerList;
+    }
+    public void addPlayerToList(Player player) {
+        playerList.add(player);
+    }
+
+    public void nextTurn()
+    {
+        currentTurn = !currentTurn;
+    }
+
+    public boolean getCurrentTurn() {
+        return currentTurn;
+    }
+
+    public PlayerService setCurrentTurn(boolean currentTurn) {
+        this.currentTurn = currentTurn;
+        return this;
+    }
+
+}
diff --git a/src/test/java/de/hsfulda/onses/GameServiceTest.java b/src/test/java/de/hsfulda/onses/GameServiceTest.java
index 7397d79..7be6f27 100644
--- a/src/test/java/de/hsfulda/onses/GameServiceTest.java
+++ b/src/test/java/de/hsfulda/onses/GameServiceTest.java
@@ -1,6 +1,7 @@
 
 package de.hsfulda.onses;
 
+import de.hsfulda.onses.models.Game;
 import org.junit.jupiter.api.DisplayName;
 import org.junit.jupiter.api.Test;
 import static org.junit.jupiter.api.Assertions.*;
@@ -63,6 +64,17 @@ public class GameServiceTest {
         // assert
         assertEquals(expected, answer);
     }
+    @Test
+    @DisplayName("FillDrawCardDeck")
+    public  void FillDrawCardDeck() {
+        GameService gameService = new GameService();
+        int expected = 112;
+
+        gameService.fillDrawDeck();
+        int answer = gameService.getGame().getDrawCardDeck().size();
+
+        assertEquals(expected, answer);
+    }
 
     @Test
     @DisplayName("legalMoveSameValueOne")
@@ -123,5 +135,26 @@ public class GameServiceTest {
         // assert
         assertEquals(expected, answer);
     }
-
+    @Test
+    @DisplayName("ShuffelDeck")
+    public void ShuffelDeck() {
+        GameService shuffled = new GameService();
+        GameService notshuffled = new GameService();
+
+        shuffled.fillDrawDeck();
+        notshuffled.fillDrawDeck();
+        shuffled.shuffleDeck();
+
+        int counter = 0;
+
+        for (int i = 0; i < notshuffled.getGame().getDrawCardDeck().size(); i++) {
+            if (shuffled.getGame().getDrawCardDeck().get(i).getValue() == notshuffled.getGame().getDrawCardDeck().get(i).getValue() &&
+                    shuffled.getGame().getDrawCardDeck().get(i).getColor() == notshuffled.getGame().getDrawCardDeck().get(i).getColor()) {
+                counter ++;
+            }
+            if (counter == notshuffled.getGame().getDrawCardDeck().size()) {
+                fail("Deck wurde nicht richtig gemischt");
+            }
+        }
+    }
 }
diff --git a/src/test/java/de/hsfulda/onses/PlayerServiceTest.java b/src/test/java/de/hsfulda/onses/PlayerServiceTest.java
new file mode 100644
index 0000000..08630c6
--- /dev/null
+++ b/src/test/java/de/hsfulda/onses/PlayerServiceTest.java
@@ -0,0 +1,73 @@
+
+package de.hsfulda.onses;
+
+import de.hsfulda.onses.services.PlayerService;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import static org.junit.jupiter.api.Assertions.*;
+
+import de.hsfulda.onses.models.Player;
+
+public class PlayerServiceTest {
+
+    @Test
+    @DisplayName("addPlayerToPlayerList")
+    void addPlayerToPlayerList() {
+        //arrange
+        Player input = new Player();
+        Player expected = input;
+        // act
+        PlayerService playerservice = new PlayerService();
+        playerservice.addPlayerToList(input);
+        Player answer = playerservice.getPlayerList().getFirst();
+        // assert
+        assertEquals(expected, answer);
+    }
+
+    @Test
+    @DisplayName("addMultiplePlayerToPlayerList")
+    void addMultiplePlayerToPlayerList() {
+        //arrange
+        Player input1 = new Player();
+        Player expected1 = input1;
+        Player input2 = new Player();
+        Player expected2 = input2;
+        // act
+        PlayerService playerservice = new PlayerService();
+        playerservice.addPlayerToList(input1);
+        playerservice.addPlayerToList(input2);
+
+        Player answer1 = playerservice.getPlayerList().getFirst();
+        Player answer2 = playerservice.getPlayerList().get(1);
+        // assert
+        assertEquals(expected1, answer1);
+        assertEquals(expected2, answer2);
+    }
+    @Test
+    @DisplayName("checkCurrentTurnAfterNextTurn")
+    void checkCurrentTurnAfterNextTurn() {
+        //arrange
+        boolean expected = true;
+        // act
+        PlayerService playerservice = new PlayerService();
+        playerservice.setCurrentTurn(false);
+        playerservice.nextTurn();
+        boolean answer = playerservice.getCurrentTurn();
+        // assert
+        assertEquals(expected, answer);
+    }
+    @Test
+    @DisplayName("checkCurrentTurnAfterTwoTurns")
+    void checkCurrentTurnAfterTwoTurns() {
+        //arrange
+        boolean expected = false;
+        // act
+        PlayerService playerservice = new PlayerService();
+        playerservice.setCurrentTurn(false);
+        playerservice.nextTurn();
+        playerservice.nextTurn();
+        boolean answer = playerservice.getCurrentTurn();
+        // assert
+        assertEquals(expected, answer);
+    }
+}