private void Attack(int index)
        {
            Enemy enemy = (Enemy)DrunkenSoftUniWarrior.Units[index];

            enemy.Health -= this.Damage - this.Damage * enemy.Armor / 175;
            if (enemy.Health <= 0)
            {
                this.isPlayed = true;
                this.GetExpirience(enemy.Expirience);
                this.ChangeAsset(this.Content, this.AssetMoveDown, 1);
                if (enemy is Nakov)
                {
                    Nakov.DropDomashyarka(enemy.Position);
                    DrunkenSoftUniWarrior.Units.Remove(enemy);
                    return;
                }
                RandomGen.Drop(enemy.Position);
                DrunkenSoftUniWarrior.Units.Remove(enemy);
            }
        }