Cretaceous

Cretaceous (恐竜の惑星, Kyōryū no Wakusei; lit. "Planet of the Dinosaurs") is a planet populated by dinosaurs. The Three-Star Black Star Dragon Ball landed here in Dragon Ball GT.

Video Games
Cretaceous is the ninth level in the GameBoy Advance game Dragon Ball GT: Transformation. Enemies encountered here are pterodactyls and humanoid dinosaurs, and the boss is a tumor inside a T-Rex's stomach.