if (!instance_exists(obj_ceroba_attack_bullet_spawner_mask))
{
if (!alarm[0])
alarm[0] = 45alarm[0]instance_create_depth(choose((battle_box.bbox_left - 20), (battle_box.bbox_right + 20)), (battle_box.bbox_top - 20), -100, obj_ceroba_attack_bullet_spawner_mask)
}