Suggestions by @jurassicjohnny

Star Wars: The Clone Wars (2002 Video Game)

as Star Wars: The Clone Wars (Video Game) in Star Wars Cinematic Universe

Score: +1

Sam Witwer

as Hades in Kid Icarus

Score: +1

Rowan Atkinson

as Flint Cragley in The Animated Super Smash Bros. Cinematic Universe

Score: +1

Princess Peach Toadstool

as KingOfFantasy516's Favorite Characters in My Cast User's Favorites

Score: +1

Brian Doe

as Perry (Super Princess Peach) in The Animated Super Smash Bros. Cinematic Universe

Score: +1

Kristen Bell

as Amy Rose in Video Game Castings

Score: +2

James Arnold Taylor

as Supporting Characters in How to Make a Super Smash Bros Movie

Score: +1

Princess Peach Toadstool

as Morganite in Fictional Characters by Gemstone

Score: +1

Pauline (Super Mario)

as Garnet (Generic) in Fictional Characters by Gemstone

Score: +1

Princess Rosalina

as Aquamarine in Fictional Characters by Gemstone

Score: +1

Kevin McDonald

as Supporting Characters in How to Make a Super Smash Bros Movie

Score: +2

Roz Ryan

as Supporting Characters in How to Make a Super Smash Bros Movie

Score: +1

Haley Joel Osment

as Sora in The Super Smash Bros. Movie

Score: +1

Debi Derryberry

as Lucas in The Super Smash Bros. Movie

Score: +1

Tom Holland

as Pit in The Super Smash Bros. Movie

Score: +1

Ben Campbell

as King K. Rool in The Super Smash Bros. Movie

Score: +2

Kazumi Totaka

as Yoshi in The Super Smash Bros. Movie

Score: 0

Justin Felbinger

as Villager (male) in The Super Smash Bros. Movie

Score: +1

Sydney Sweeney

as Dark Samus in The Super Smash Bros. Movie

Score: +1

Nicolas Cage

as Captain Falcon in The Super Smash Bros. Movie

Score: 0