private static void SpawnUnit(GameObjectPool pool, string size)
{
GameObject enemy = pool.Rent(false);
EnemyController enemyComponent = enemy.GetComponent <EnemyController>();
FindParentToSpawn(enemy, size);
enemy.transform.position = Vector3.zero;
enemy.SetActive(true);
EmitOnDisable emitOnDisable = enemy.GetComponent <EmitOnDisable>();
emitOnDisable.OnDisableGameObject += EnemyDisabled;
enemyComponent.ResetUnit(path, start, blockSize);
activeUnits.Add(enemy);
}