K.O. is the main character of the Cartoon Network series OK K.O.! Let's Be Heroes. He is a little boy who wants to be a superhero. His best friends are the bodega workers, Radicles, the prideful alien and Enid, the sarcastic and levelheaded ninja and his boss is Mr. Gar the level 11 hero who have a crush on Carol, K.O.'s loving mother. He saves the world from the evil scientist, Lord Boxman and his robot "children".
He, along with Radicles and Enid appears in the post-Thanksgiving-themed but Black Friday-Christmas special where they got surrounded by all the Super Black Friday shoppers in the longest line outside of the plaza.
- K.O. at OK K.O.! Wikia