Teenage Mutant Ninja Turtles 2003 Episode 157 - Mayhem from Mutant Island Episode Title: Mayhem from Mutant Island. Episode Description: During a night of showing off their extreme sports gear, the Turtles are attacked by a monster from beneath the Earth. They trace it to a remote island where they uncover their old foe, Baxter Stockman, who has created vicious monstrosities to unleash on the unsuspecting public.