基本
当たり判定 (Collisions)
Detecting Enemy Collisions (samyam)
シューター (Shooter)
Enemy Shooting AI & Animation / How to Make Enemy Attack Player
範囲攻撃 (Ranged Attack)
How to Make a Ranged Attacking Enemy
ダメージ処理 (Damage / Health)
Enemy Damage and Health – Making Survival Shooter Game #6
