Chompy Picasso

Chompy Picasso is an alien turtle and child of Tokka, found by, who keeps him as a pet after Tokka was blasted by a Dwarf star.

The Ever-Burning Fire
After Raphael trips down a crevice on Tokka's shell, he find's Chompy's egg which then hatched. He took the little turtle up the mountain for its safety, and then named him. After a large scale battle between Tokka and the Triceratons, it is revealed that Chompy is the child of Tokka, whom Raphael briefly gave him back to. Later, Chompy snuck on Raphael's shell while Tokka flew into space to battle the Triceratons, only to be blasted by an exploding dwarf star. Raph then officially adopts him.

Earth's Last Stand
When Raphael declares that the team must be prepared to even sacrifice their lives to save, Chompy crawls up his shoulder and yelps at him. Raphael then comforts Chompy, telling him not to worry because he isn't going anywhere.

Broken Foot
Chompy appears on Raphael's shoulder while he and most of the team are playing Mazes and Mutants. After makes a move that gives her an advantage, Chompy breathes fire at her, which angers. Shortly after, Raphael makes an advantageous play, causing Chompy to cheer.

Tale of Tiger Claw
Chompy is briefly seen chewing on half eaten slice of pizza on the floor in Donatello's lab, before being carried out of the room by Raphael.

Abilities
Chompy Picasso is capable of biting and breathing fire.

Trivia

 * Chompy Picasso alludes to the character "Snappy Warhol", sidekick of Terrorpin, whom Tokka was based on.