diff --git a/src/main/java/uulm/teamname/marvelous/gamelibrary/config/CharacterConfig.java b/src/main/java/uulm/teamname/marvelous/gamelibrary/config/CharacterConfig.java
index 07154be..f863fde 100644
--- a/src/main/java/uulm/teamname/marvelous/gamelibrary/config/CharacterConfig.java
+++ b/src/main/java/uulm/teamname/marvelous/gamelibrary/config/CharacterConfig.java
@@ -1,6 +1,7 @@
 package uulm.teamname.marvelous.gamelibrary.config;
 
 import com.fasterxml.jackson.annotation.JsonIgnore;
+import jakarta.validation.Valid;
 import jakarta.validation.constraints.NotEmpty;
 
 import java.util.*;
@@ -11,6 +12,7 @@ import java.util.*;
 public class CharacterConfig {
 
     @NotEmpty
+    @Valid
     public CharacterProperties[] characters;
 
     @JsonIgnore private Map<String, CharacterProperties> propertyMap;
diff --git a/src/test/java/uulm/teamname/marvelous/gamelibrary/messages/MessageValidationUtilityTest.java b/src/test/java/uulm/teamname/marvelous/gamelibrary/messages/MessageValidationUtilityTest.java
index 373abf9..0966d0d 100644
--- a/src/test/java/uulm/teamname/marvelous/gamelibrary/messages/MessageValidationUtilityTest.java
+++ b/src/test/java/uulm/teamname/marvelous/gamelibrary/messages/MessageValidationUtilityTest.java
@@ -4,6 +4,9 @@ import jakarta.validation.ConstraintViolation;
 import jakarta.validation.ValidatorFactory;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import uulm.teamname.marvelous.gamelibrary.config.CharacterConfig;
+import uulm.teamname.marvelous.gamelibrary.config.CharacterProperties;
+import uulm.teamname.marvelous.gamelibrary.config.ScenarioConfig;
 import uulm.teamname.marvelous.gamelibrary.json.ValidationUtility;
 import uulm.teamname.marvelous.gamelibrary.messages.client.CharacterSelectionMessage;
 
@@ -55,4 +58,76 @@ class MessageValidationUtilityTest {
                 .isEqualTo("characters: doesn't have twelve elements");
     }
 
+    @Test
+    void validateCharacterConfigTest() {
+        var racoon = new CharacterProperties();
+
+        racoon.characterID  = 1;
+        racoon.name         = "Rocket Raccoon";
+        racoon.HP           = 100;
+        racoon.MP           = 2;
+        racoon.AP           = 2;
+        racoon.meleeDamage  = 10;
+        racoon.rangedDamage = 30;
+        racoon.attackRange  = 5;
+
+
+        var quicksilver = new CharacterProperties();
+
+        quicksilver.characterID  = 2;
+        quicksilver.name         = "Quicksilver";
+        quicksilver.HP           = 100;
+        quicksilver.MP           = 6;
+        quicksilver.AP           = 1;
+        quicksilver.meleeDamage  = 10;
+        quicksilver.rangedDamage = 10;
+        quicksilver.attackRange  = 3;
+
+
+        var hulk = new CharacterProperties();
+
+        hulk.characterID  = 3;
+        hulk.name         = "Hulk";
+        hulk.HP           = 100;
+        hulk.MP           = 2;
+        hulk.AP           = 2;
+        hulk.meleeDamage  = 10;
+        hulk.rangedDamage = 30;
+        hulk.attackRange  = 5;
+
+        var loki = new CharacterProperties();
+
+        loki.characterID  = 19;
+        loki.name         = "Loki";
+        loki.HP           = 100;
+        loki.MP           = 6;
+        loki.AP           = 1;
+        loki.meleeDamage  = 10;
+        loki.rangedDamage = 10;
+        loki.attackRange  = 3;
+
+        var silversurfer = new CharacterProperties();
+
+        silversurfer.characterID  = 20;
+        silversurfer.name         = "";
+        silversurfer.HP           = 100;
+        silversurfer.MP           = 6;
+        silversurfer.AP           = 1;
+        silversurfer.meleeDamage  = -1;
+        // silversurfer.rangedDamage = 10;
+        silversurfer.attackRange  = 3;
+
+        var characterConfig = new CharacterConfig();
+
+        assertThat(ValidationUtility.validate(characterConfig).get())
+                .isEqualTo("characters must not be empty");
+
+        characterConfig.characters = new CharacterProperties[] {racoon, quicksilver, hulk, loki, silversurfer};
+
+        assertThat(ValidationUtility.validate(characterConfig).get())
+                .contains("characters[4].rangedDamage must be greater than 0",
+                        "characters[4].name must not be empty",
+                        "characters[4].meleeDamage must be greater than 0");
+    }
+
 }