Hexagon

Hexagon is an 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 chronologically, first appeared as one of the main antagonists of Age of Monster Kid. He is a mutant insectoid being and one of the archenemies of Max Stewart. He is voiced by Corey Burton.

Biography
Hexagon was the result of an experiment created by Dr. Ivan Stewart before he became the Gold Vulture.