Suggestions by @jurassicjohnny

Doomguy

as DLC Newcomers in Super Smash Bros. VI

Reimu Hakurei

as DLC Newcomers in Super Smash Bros. VI

Rash (Battletoads)

as DLC Newcomers in Super Smash Bros. VI

Spyro The Dragon

as DLC Newcomers in Super Smash Bros. VI

Travis Touchdown

as Playable characters (base) in Super Smash Bros. VI

Crash Bandicoot (Character)

as Playable characters (base) in Super Smash Bros. VI

Jibanyan

as Playable characters (base) in Super Smash Bros. VI

Lip (Panel De Pon)

as Playable characters (base) in Super Smash Bros. VI

Chorus Kids

as Playable characters (base) in Super Smash Bros. VI

Andy (Nintendo Wars)

as Playable characters (base) in Super Smash Bros. VI

Bomberman

as Playable characters (base) in Super Smash Bros. VI

Shovel Knight

as Playable characters (base) in Super Smash Bros. VI

Sceptile

as Playable characters (base) in Super Smash Bros. VI

Sans (Undertale)

as Playable characters (base) in Super Smash Bros. VI

Cuphead

as Playable characters (base) in Super Smash Bros. VI

Shantae

as Playable characters (base) in Super Smash Bros. VI

Sol Badguy

as Playable characters (base) in Super Smash Bros. VI

Rayman

as Playable characters (base) in Super Smash Bros. VI

Matthew (Golden Sun)

as Playable characters (base) in Super Smash Bros. VI

Violet (Persona)

as Playable characters (base) in Super Smash Bros. VI