void Spawn(int i, ref Vector3 _pos, ref Vector3 _rota)
    {
        obstacles[i] = obstacleSpawner.ObstacleSpawn(out _pos, out _rota);

        Debug.Log("Obstacle spawned");
        obstacleScripts[i] = obstacles[i].gameObject.GetComponent <Obstacle>();
        if (obstacleScripts[i] == null)
        {
            Debug.Log("Obstacle null");
        }

        obstacleScripts[i].Init();
    }