フォグ (Fog)
入手：
Simple 2D Fog | Unity Asset Store [Official]
2D Weather Effects | Unity Asset Store [Official]
戦場の霧エフェクト (Fog of War)
入手：
Zippy Lights 2D | Unity Asset Store [Official]
Simple 2D Fog
動画：
入手：
Simple 2D Fog | Unity Asset Store [Official]
参考：
Zippy Lights 2D
動画：
Zippy Lights 2D – Masked Objects for Unity
入手：
Zippy Lights 2D | Unity Asset Store [Official]
2D Weather Effects
動画：
入手：