Franklin the Turtle (character)

Franklin is the titular character from the series of the same name and it's spin-off, Franklin and Friends

He played Yakko Warner in Animaniacs (The Mizfitz Style)
He is a generic animal creature.

He played Barney in Franklin & Friends (Barney)
He is a purple dinosaur.

He played Turtle Kuzco in The Robot Boy's New Groove
He is a turtle.

He played Joe in Genevieve's Clues
He is Steve's brother.

He played Frosty the Snowman in Franklin the Snowturtle and Franklin Returns
He is a snowman.

He played Captain Planet in Captain Franklin (Captain Planet)
He is a hero.