Suggestions by @dmcmusiclover

Squidina Star

as Inkling Girl in Nickelodeon Smash Bros

Vlad Plasimus

as Ganondorf in Nickelodeon Smash Bros

Draculaura

as Bayonetta in Nickelodeon Smash Bros

Lily Loud

as Jigglypuff in Nickelodeon Smash Bros

Lola Loud

as Jigglypuff in Nickelodeon Smash Bros

Wubbzy

as Pikachu in Nickelodeon Smash Bros

Dr. SpongeBob

as Dr. Mario in Nickelodeon Smash Bros

Wolf (The Rugrats Movie)

as Wolf O'Donnell in Nickelodeon Smash Bros

Jenny Wakeman

as Samus Aran in Nickelodeon Smash Bros

Mystery (Spongebob Squarepants)

as Yoshi in Nickelodeon Smash Bros

Anger (Inside Out)

as Wario in Disney Smash Bros

Kai-Lan

as Min Min in Nickelodeon Smash Bros

Squidward Tentacles

as Luigi in Nickelodeon Smash Bros

Manny Rivera

as Incineroar in Nickelodeon Smash Bros

Si and Am

as Disney in Villains

Jocktopus Ludwig Vandenbush

as Disney in Villains

Professor Exclamation (Jack Ampersand)

as Disney in Villains

Victor (SpongeBob SquarePants)

as SpongeBob SquarePants in Villains

Squilliam Fancyson

as SpongeBob SquarePants in Villains

Greg Cipes

as Bowser Jr. in Super Mario Bros Movie Series