Suggestions by @alecgroskreutz1

Charles Martinet

as Waluigi in Super Mario Bros.: The New Animated Series (Version 4)

Charles Martinet

as Wario in Super Mario Bros.: The New Animated Series (Version 4)

Kevin Michael Richardson

as Napoleon Bonafrog in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Steve Blum

as Rasputin the Mad Frog in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Roger Craig Smith

as Genghis Frog in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Ryan Reynolds

as Attila the Frog in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Michael Keaton

as Yeager Hedgehog in Sonic the Hedgehog: The New Animated Series (Version 4)

Simon Pegg

as Steve in Super Mario Bros.: The New Animated Series (Version 4)

Matthew Yang King

as Chun in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Tara Strong

as Tommy in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Sean Schemmel

as Ramon in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Cristina Vee

as Joroguma in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Ashley Johnson

as Renet in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Trevor Devall

as Hector in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

James Arnold Taylor

as Derby in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Kath Soucie

as Bea in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Xanthe Huynh

as Moka in Teenage Mutant Ninja Turtles: The New Animated Series (Version 5)

Lystrosaurus

as Dinosaurs / Creatures in Sonic in Jurassic Park

Jeff Goldblum

as Dr. Ian Malcolm in Sonic in Jurassic Park

Neil Patrick Harris

as Dante in Super Mario Bros.: The New Animated Series (Version 4)