void CheckLevel()
 {
     if (Xp >= MaxXp)
     {
         Xp    -= MaxXp;
         MaxXp += Level * 100;
         PlayerCharacteristic.MaxHealth += Level * 5;                                     //add health to the player
         PlayerCharacteristic.PlayerCharacteristics [0] = PlayerCharacteristic.MaxHealth; //set full life
         Health = PlayerCharacteristic.MaxHealth;
         Level++;
         PlayerCharacteristic.AddSkillPoint();
     }
 }