Pizza Planet is a world in the Fleetway comics. It appears in the comic Pizza Nightmare!.
During a battle with Shredder, Michaelangelo is knocked out. While unconscious, he visits the Pizza Planet, a world made entirely of pizza. He happily and eagerly begins eating everything in sight, until a group of Pizza People confront him. One of them yells that eating their planet is not allowed and Mikey must be punished. Mikey tries to explain that he didn’t know eating pizza was wrong, but is told that excuses are not allowed either. Then the Pizza Person shouts for the Pizza People to seize Mikey. Since they won’t listen to him, Mikey decides to martial art them and proceeds to battle the Pizza People. He soon has them all lying flat on the ground and decides to leave with a snack. However, when he turns, he finds himself confronted by another group of Pizza People and is captured.