User blog comment:KirbiMiroir/Assist Trophy Ideas/@comment-25096445-20170805221329

Ok, I'll give this a go.

- Callie and Marie (Splatoon): They appear in the background, and start to sing a song which pumps up the player, giving them increased attack power.

- Virtual Boy: The entire screen turns blurry and red, and it becomes much harder to see. This lasts for several seconds, before the Virtual Boy mysteriously disappears.