Hexagon

Hexagon is an extraterrestrial insectoid creature and a major antagonist in the Monster Kid franchise.

He first appeared as one of the main antagonists of Monster Kid: Master of Monsters, a major antagonist in Monster Kid: Evolution and returns as the main antagonist of Return of Monster Kid and also, a major antagonist in Age of Monster Kid. He is one of the galaxy's most wanted criminals, one of the archenemies of Max Stewart and the arch-nemesis of Derek Stewart. He is voiced by Corey Burton.