diff --git a/BlazorSolution/MiniGames/Client/ViewModel/Uno.cs b/BlazorSolution/MiniGames/Client/ViewModel/Uno.cs
index 8aab470..697d850 100644
--- a/BlazorSolution/MiniGames/Client/ViewModel/Uno.cs
+++ b/BlazorSolution/MiniGames/Client/ViewModel/Uno.cs
@@ -1,4 +1,5 @@
-using System;
+using MiniGames.Shared.Models;
+using System;
 
 namespace MiniGames.Client.ViewModel
 {
@@ -6,7 +7,13 @@ namespace MiniGames.Client.ViewModel
     {
         public bool IstAblageStabelFarbeGleichHand(string ablegeStapelKarte, string neueKarte)
         {
-            return true;
+            if (ablegeStapelKarte.Equals(neueKarte))
+            {
+                return true;
+            } else
+            {
+                return false;
+            }
         }
     }
 }
diff --git a/BlazorSolution/MiniGamesTests/UnoTest.cs b/BlazorSolution/MiniGamesTests/UnoTest.cs
index e210d49..8f7ef96 100644
--- a/BlazorSolution/MiniGamesTests/UnoTest.cs
+++ b/BlazorSolution/MiniGamesTests/UnoTest.cs
@@ -14,6 +14,11 @@ namespace MiniGamesTests
 
         [Theory]
         [InlineData("rot", "rot", true)]
+        [InlineData("blau", "rot", false)]
+        [InlineData("rot", "blau", false)]
+        [InlineData("blau", "blau", true)]
+        [InlineData("gelb", "rot", false)]
+        [InlineData("gruen", "gruen", true)]
         private void IstAblageStabelFarbeGleichHandTest(string ablegeStapelKarte, string neueKarte, bool erwartet)
         {
             //arrange