diff --git a/Qwirkle/QwirkleClassLibrary/Games/Game.cs b/Qwirkle/QwirkleClassLibrary/Games/Game.cs
index bb41dac..50a5c80 100644
--- a/Qwirkle/QwirkleClassLibrary/Games/Game.cs
+++ b/Qwirkle/QwirkleClassLibrary/Games/Game.cs
@@ -50,47 +50,75 @@ namespace QwirkleClassLibrary.Games
 
         protected virtual void OnEndOfGame(EndOfGameNotifiedEventArgs args)
             => EndOfGameNotified?.Invoke(this, args);
-        
+
         /// <summary>
         /// Adds a player in the game if the game is not running, if the name is correct, if the game is not full and if the name is not already taken.
         /// </summary>
         /// <param name="playerTag"></param>
         /// <returns>boolean to check it</returns>
-        public bool AddPlayerInGame(string? playerTag)
+        public bool AddPlayerInGame(List<string> PlayersTag)
         {
-            if (string.IsNullOrWhiteSpace(playerTag))
+            for (int i = PlayersTag.Count - 1; i >= 0; i--)
+            {
+                if (string.IsNullOrWhiteSpace(PlayersTag[i]))
+                {
+                    PlayersTag.RemoveAt(i);
+                }
+            }
+
+            if (PlayersTag.Count <= 1 || PlayersTag.Count > 4)
             {
-                OnPlayerNotified(new AddPlayerNotifiedEventArgs("ERROR : The name is null or white space."));
+                PlayersTag.Clear();
+                OnPlayerNotified(new AddPlayerNotifiedEventArgs("ERROR : It takes a minimum of 2 players and a maximum of 4 players to start a game."));
                 return false;
             }
+            for (int i = PlayersTag.Count - 1; i >= 0; i--)
+            {
+                if (!CheckPlayerTag(PlayersTag, i))
+                {
+                    PlayersTag.RemoveAt(i);
+                    return false;
+                }
+            }
 
-            if (GameRunning)
+            foreach (var tag in PlayersTag)
             {
-                OnPlayerNotified(new AddPlayerNotifiedEventArgs("ERROR : The game is running."));
+                Player pl = CreatePlayer(tag);
+                players.Add(pl);
+                scoreBoard.Add(pl, 0);
+            }
+
+            OnPlayerNotified(new AddPlayerNotifiedEventArgs("Players were correctly added."));
+            return true;
+        }
+
+        public bool CheckPlayerTag(List<string> PlayersTag, int pos)
+        {
+            if (string.IsNullOrWhiteSpace(PlayersTag[pos]))
+            {
+                OnPlayerNotified(new AddPlayerNotifiedEventArgs("ERROR with " + (pos + 1) + " entry : The name is null or white space."));
                 return false;
             }
 
-            if (players.Count >= 4)
+            if (GameRunning)
             {
-                OnPlayerNotified(new AddPlayerNotifiedEventArgs("ERROR : The game is full."));
+                OnPlayerNotified(new AddPlayerNotifiedEventArgs("ERROR with " + (pos + 1) + " entry : The game is running."));
                 return false;
             }
 
-            foreach (var p in players)
+            for(int i=0; i<PlayersTag.Count; i++)
             {
-                if (p.NameTag == playerTag)
+                if (i == pos)
                 {
-                    OnPlayerNotified(new AddPlayerNotifiedEventArgs("ERROR : Name alreay taken"));
+                    continue;
+                }
+                if (PlayersTag[i] == PlayersTag[pos])
+                {
+                    OnPlayerNotified(new AddPlayerNotifiedEventArgs("ERROR with " + (pos+1) + " entry : Name alreay taken"));
                     return false;
                 }
 
             }
-
-            Player pl = CreatePlayer(playerTag);
-
-            players.Add(pl);
-            scoreBoard.Add(pl, 0);
-            OnPlayerNotified(new AddPlayerNotifiedEventArgs("Player was correctly added"));
             return true;
         }
 
@@ -111,7 +139,7 @@ namespace QwirkleClassLibrary.Games
         /// </summary>
         /// <returns>Board</returns>
         public Board? GetBoard() { return board; }
-        
+
         /// <summary>
         /// Returns the tile bag of the game
         /// </summary>
@@ -240,7 +268,7 @@ namespace QwirkleClassLibrary.Games
                 OnNextPlayer(new NextPlayerNotifiedEventArgs(players[0]));
                 return players[0].NameTag;
             }
-            
+
             throw new ArgumentException("Game is not running");
         }
 
@@ -386,7 +414,7 @@ namespace QwirkleClassLibrary.Games
 
             return true;
         }
-        
+
         /// <summary>
         /// Extension of IsMoveCorrect to check if the tiles are on the same line
         /// </summary>
@@ -481,7 +509,7 @@ namespace QwirkleClassLibrary.Games
                     return false;
                 }
             }
-            
+
 
             if (!CheckTilesInLine(cellUsed, b, x, y))
             {
@@ -494,11 +522,11 @@ namespace QwirkleClassLibrary.Games
                 OnPlaceTile(new PlaceTileNotifiedEventArgs(t, " : You can't place a tile that isn't adjacent to another one !"));
                 return false;
             }
-            
+
             return true;
         }
 
-        
+
         /// <summary>
         /// Main method to get the score of the player after he played his turn
         /// </summary>
@@ -512,14 +540,14 @@ namespace QwirkleClassLibrary.Games
             {
                 return 0;
             }
-            
+
             int score = cellsPlayed.Count;
-            
+
             if (cellsPlayed.Count == 6)
             {
                 score += 6;
             }
-            
+
             int cellsX = cellsPlayed[0].GetX;
             int cellsY = cellsPlayed[0].GetY;
 
@@ -531,7 +559,7 @@ namespace QwirkleClassLibrary.Games
                     {
                         cellsX = -1;
                     }
-                    
+
                     else if (cellsY != cell.GetY && cellsY != -1)
                     {
                         cellsY = -1;
@@ -566,7 +594,7 @@ namespace QwirkleClassLibrary.Games
         public int CalculateAdjacentScore(Cell cell, Board b, ReadOnlyCollection<Cell> cellsPlayed, int cellsX, int cellsY)
         {
             int score = 0;
-        
+
             var surroundingCells = new[]
             {
                 b.GetCell(cell.GetX + 1, cell.GetY),
@@ -574,20 +602,20 @@ namespace QwirkleClassLibrary.Games
                 b.GetCell(cell.GetX, cell.GetY + 1),
                 b.GetCell(cell.GetX, cell.GetY - 1)
             };
-        
+
             foreach (var adjacentCell in surroundingCells)
             {
                 if (adjacentCell?.GetTile == null || cellsPlayed.Contains(adjacentCell))
                 {
                     continue;
                 }
-        
+
                 int dx = adjacentCell.GetX - cell.GetX;
                 int dy = adjacentCell.GetY - cell.GetY;
-                
+
                 score += CalculateLineScore(cell, dx, dy, b, cellsX, cellsY, cellsPlayed.Count);
             }
-        
+
             return score;
         }
 
@@ -623,7 +651,7 @@ namespace QwirkleClassLibrary.Games
                 if (dx != 0 && cellsY != -1 && i + nbCellsPlayed == 6 || dy != 0 && cellsX != -1 && i + nbCellsPlayed == 6)
                 {
                     score += 6;
-                }   
+                }
 
                 score++;
             }
@@ -635,7 +663,7 @@ namespace QwirkleClassLibrary.Games
 
             return score;
         }
-        
+
 
         /// <summary>
         /// Returns the list of the positions of the players who still have tiles in their bag
diff --git a/Qwirkle/QwirkleConsoleApp/Program.cs b/Qwirkle/QwirkleConsoleApp/Program.cs
index e98a73b..989895b 100644
--- a/Qwirkle/QwirkleConsoleApp/Program.cs
+++ b/Qwirkle/QwirkleConsoleApp/Program.cs
@@ -1,4 +1,5 @@
 using QwirkleClassLibrary.Boards;
+using QwirkleClassLibrary.Events;
 using QwirkleClassLibrary.Games;
 using QwirkleClassLibrary.Players;
 using QwirkleClassLibrary.Tiles;
@@ -17,28 +18,23 @@ static void AddPlayers(Game game)
     NotificationClass nc = new NotificationClass();
     game.PlayerAddNotified += nc.NotificationPlayerAdd;
 
+    List<string> playerstag = [];
+
     while (game.PlayerList.Count < 4)
     {
         Write("Enter player tag : ");
-        string? playerTag = ReadLine();
+        string? tag = ReadLine();
 
-        game.AddPlayerInGame(playerTag);
+        playerstag.Add(tag!);
 
 
         Write("Do you want to add another player ? (y/n) : ");
         string? answer = ReadLine();
 
-        if (answer == "n" && game.PlayerList.Count >= 2)
+        if (answer == "n" && game.AddPlayerInGame(playerstag))
         {
             break;
         }
-        if (answer == "n" && game.PlayerList.Count < 2)
-        {
-            ForegroundColor = ConsoleColor.Red;
-            WriteLine();
-            WriteLine("ERROR : You must have at least 2 players !");
-            ResetColor();
-        }
     }
 }
 
diff --git a/Qwirkle/QwirkleViews/App.xaml.cs b/Qwirkle/QwirkleViews/App.xaml.cs
index 5d6fc10..263106d 100644
--- a/Qwirkle/QwirkleViews/App.xaml.cs
+++ b/Qwirkle/QwirkleViews/App.xaml.cs
@@ -14,6 +14,7 @@ namespace Qwirkle
             MainPage = new AppShell();
 
             Routing.RegisterRoute(nameof(SetPlayers), typeof(SetPlayers));
+            Routing.RegisterRoute(nameof(Gameboard), typeof(Gameboard));
 
         }
 
diff --git a/Qwirkle/QwirkleViews/MainPage.xaml b/Qwirkle/QwirkleViews/MainPage.xaml
index 364a29c..413e741 100644
--- a/Qwirkle/QwirkleViews/MainPage.xaml
+++ b/Qwirkle/QwirkleViews/MainPage.xaml
@@ -26,8 +26,6 @@
                   InfoClicked="OnInfoClicked"
                 />
 
-            <!-- <controls:ButtonShadow Text="{Binding button2.Text}"/> -->
-
             <controls:ButtonShadow Text="Leaderboard"/>
 
             <controls:ButtonShadow Text="Rules"/>
diff --git a/Qwirkle/QwirkleViews/Pages/SetPlayers.xaml.cs b/Qwirkle/QwirkleViews/Pages/SetPlayers.xaml.cs
index 50f14e9..391aeff 100644
--- a/Qwirkle/QwirkleViews/Pages/SetPlayers.xaml.cs
+++ b/Qwirkle/QwirkleViews/Pages/SetPlayers.xaml.cs
@@ -46,16 +46,15 @@ public partial class SetPlayers : ContentPage
     {
         game.PlayerAddNotified += Game_PlayerAddNotified;
 
-        string entry1 = Entry1.TextIn!;
-        string entry2 = Entry2.TextIn!;
-        string entry3 = Entry3.TextIn!;
-        string entry4 = Entry4.TextIn!;
-        DisplayAlert("Game notification", entry1 + "\n" + entry2 + "\n" + entry3 + "\n" + entry4, "Ok ! Lets's go !");
+        List<string> playerstag = [Entry1.TextIn!, Entry2.TextIn!, Entry3.TextIn!, Entry3.TextIn!];
+
+        if (game.AddPlayerInGame(playerstag))
+        {
+            Navigation.PushAsync(new Gameboard());
+        }
+
+        game.PlayerAddNotified -= Game_PlayerAddNotified;
 
-        game.AddPlayerInGame(entry1);
-        game.AddPlayerInGame(entry2);
-        game.AddPlayerInGame(entry3);
-        game.AddPlayerInGame(entry4);
     }
 
     private void Game_PlayerAddNotified(object? sender, QwirkleClassLibrary.Events.AddPlayerNotifiedEventArgs args)
diff --git a/Qwirkle/TestBase/TestGame.cs b/Qwirkle/TestBase/TestGame.cs
index 82704f7..ad43a73 100644
--- a/Qwirkle/TestBase/TestGame.cs
+++ b/Qwirkle/TestBase/TestGame.cs
@@ -8,33 +8,30 @@ namespace TestBase;
 
 public class TestGame
 {
-
-
-
     [Theory]
-    [InlineData(true, false, "testt")]
-    [InlineData(false, false, "testt")]
-    [InlineData(false, true, "testt")]
-    public void Test_GameAddPlayerIngame(bool result, bool gamestate, string p)
+    [InlineData(true, false, "test", "test1")]
+    [InlineData(false, false, "test", "test1")]
+    [InlineData(false, true, "test", "test1")]
+    public void Test_GameAddPlayerIngame(bool result, bool gamestate, string p1, string p2)
     {
         Game game = new Game();
+        List<string> players = [p1, p2];
 
         if (!result)
         {
-            game.AddPlayerInGame(p);
-            Assert.False(game.AddPlayerInGame(p));
+            game.AddPlayerInGame(players);
+            Assert.False(game.AddPlayerInGame(players));
         }
         else
         {
-            Assert.True(game.AddPlayerInGame(p));
+            Assert.True(game.AddPlayerInGame(players));
         }
 
         if (gamestate)
         {
             game.StartGame();
-            Assert.False(game.AddPlayerInGame(p));
+            Assert.False(game.AddPlayerInGame(players));
         }
-
     }
 
     [Theory]
@@ -43,21 +40,32 @@ public class TestGame
     public void Test_GameAddPlayerIngame2(bool result, string p)
     {
         Game game = new Game();
+        List<string> players = new List<string>();
 
         if (!result)
         {
-            Assert.False(game.AddPlayerInGame(p));
+            players.Add(p);
+            Assert.False(game.AddPlayerInGame(players));
         }
 
+        players.Clear();
         for (int i = 0; i < 4; i++)
         {
             string name = p + i;
-            game.AddPlayerInGame(name);
+            players.Add(name);
         }
-        Assert.False(game.AddPlayerInGame(p));
+        Assert.True(game.AddPlayerInGame(players));
+    }
 
+    [Fact]
+    public void Test_AddPlayers()
+    {
+        Game game = new Game();
+        List<string> playerstest = new List<string> { "test", "test1" };
+        Assert.True(game.AddPlayerInGame(playerstest));
     }
 
+
     [Theory]
     [InlineData("test")]
     public void Test_GameCreatePlayers(string p)
@@ -79,8 +87,8 @@ public class TestGame
             game.StartGame();
             Assert.False(game.GameRunning);
         }
-        game.AddPlayerInGame(p1);
-        game.AddPlayerInGame(p2);
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
         game.StartGame();
 
         Assert.True(game.GameRunning);
@@ -93,9 +101,8 @@ public class TestGame
     public void Test_GameGetPlayingPlayerPosition(bool result, string p1, string p2, string p3)
     {
         Game game = new Game();
-        game.AddPlayerInGame(p1);
-        game.AddPlayerInGame(p2);
-        game.AddPlayerInGame(p3);
+        List<string> playerstest = ["test", "test1", "test2"];
+        game.AddPlayerInGame(playerstest);
 
         if (!result)
         {
@@ -113,8 +120,8 @@ public class TestGame
     public void Test_GameGetPlaylingPlayer(bool result)
     {
         Game game = new Game();
-        game.AddPlayerInGame("patrick");
-        game.AddPlayerInGame("jean");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
         if (!result)
         {
             Assert.Throws<ArgumentException>(() => game.GetPlayingPlayer());
@@ -130,8 +137,8 @@ public class TestGame
     public void Test_BoardReturn()
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetFirstPlayer();
@@ -144,8 +151,8 @@ public class TestGame
         Game game = new Game();
 
 
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetFirstPlayer();
@@ -164,8 +171,8 @@ public class TestGame
     public void Test_TileOfPlayer()
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetFirstPlayer();
@@ -181,8 +188,8 @@ public class TestGame
     public void Test_SetFirstPlayer(bool except)
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         if (except)
         {
@@ -201,8 +208,8 @@ public class TestGame
     public void Test_Setnextplayer(bool except)
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         if (except)
         {
@@ -224,8 +231,8 @@ public class TestGame
     public void Test_PlaceTile(bool except)
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         if (except)
         {
@@ -247,7 +254,7 @@ public class TestGame
     // {
     //     Game game = new Game();
     //     game.AddPlayerInGame("Test1");
-    //     game.AddPlayerInGame("Test2");
+    //             game.AddPlayerInGame(playerstest);
     //
     //     game.StartGame();
     //     game.SetNextPlayer();
@@ -267,8 +274,8 @@ public class TestGame
     public void Test_SwapTiles(bool except)
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetNextPlayer();
@@ -302,8 +309,8 @@ public class TestGame
     public void Test_IsMoveCorrectOne(bool except)
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetNextPlayer();
@@ -328,8 +335,8 @@ public class TestGame
     public void Test_IsMoveCorrectSixLine()
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetNextPlayer();
@@ -364,10 +371,10 @@ public class TestGame
         var game = new Game();
         var player = new Player("TestPlayer");
         var board = new Board(8, 8);
-        
+
         board.AddTileInCell(1, 1, new Tile(Shape.Club, Color.Red));
         board.AddTileInCell(2, 1, new Tile(Shape.Square, Color.Red));
-        
+
         var c1 = new Cell(x1, y1);
         var c2 = new Cell(x2, y2);
         var c3 = new Cell(x3, y3);
@@ -387,33 +394,34 @@ public class TestGame
 
         Assert.Equal(expectedScore, score);
     }
-    
+
     [Fact]
     public void Test_EndOfGame()
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetFirstPlayer();
 
         game.CheckGameOver(game.GetPlayingPlayer());
-        
+
     }
-    
+
     [Fact]
     public void Test_ClearGame()
     {
         Game game = new Game();
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetFirstPlayer();
 
         game.ClearGame();
-        
+
         Assert.Empty(game.PlayerList);
         Assert.Null(game.GetTileBag());
         Assert.Equal(-1, game.GetPlayingPlayerPosition());
@@ -421,3 +429,4 @@ public class TestGame
 
 }
 
+
diff --git a/Qwirkle/TestBase/TestLeaderboard.cs b/Qwirkle/TestBase/TestLeaderboard.cs
index d9e4dce..a1db4ee 100644
--- a/Qwirkle/TestBase/TestLeaderboard.cs
+++ b/Qwirkle/TestBase/TestLeaderboard.cs
@@ -17,8 +17,8 @@ public class TestLeaderboard
         var leaderboard = new Leaderboard();
         var game = new Game();
 
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetFirstPlayer();
@@ -37,8 +37,8 @@ public class TestLeaderboard
         var leaderboard = new Leaderboard();
         var game = new Game();
 
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        List<string> playerstest = ["test", "test1"];
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetFirstPlayer();
@@ -50,8 +50,7 @@ public class TestLeaderboard
 
         var game2 = new Game();
 
-        game.AddPlayerInGame("Test1");
-        game.AddPlayerInGame("Test2");
+        game.AddPlayerInGame(playerstest);
 
         game.StartGame();
         game.SetFirstPlayer();