Suggestions by @dmcmusiclover

Bugs Bunny

as Mario in Super Loonio Bros

Lord Fredrik

as The Walrus in Marvelio

Princess Rosalina

as Captain Marvel in Marvelio

Galileo the Kangaroo

as Martian Manhunter in Baby Einstein DC

Galileo Seven

as Martian Manhunter in Baby Einstein DC

Neptune the Turtle

as Aquaman in Baby Einstein DC

Flip the Frog

as Green Lantern in Baby Einstein DC

Pavlov the Dog

as The Flash in Baby Einstein DC

Jane the Monkey

as Wonder Woman in Baby Einstein DC

Vincent Van Goat

as Batman in Baby Einstein DC

Bard the Dragon

as Superman in Baby Einstein DC

Constantine

as Thanos in Muppets as Avengers

Tryclyde

as Scale Tail in Teenage Mutant Ninja Plumbers

Bashmaster the Unbreakable

as Tora in Teenage Mutant Ninja Plumbers

Draggadon

as Hothead in Teenage Mutant Ninja Plumbers

Waluigi

as Michelangelo in Teenage Mutant Ninja Plumbers

Princess Daisy

as April O'Neil in Teenage Mutant Ninja Plumbers

Princess Peach Toadstool

as Karai in Teenage Mutant Ninja Plumbers

Mona (WarioWare)

as Mona Lisa in Teenage Mutant Ninja Plumbers

Wario

as Raphael in Teenage Mutant Ninja Plumbers