King Goobot V is a villain in the Jimmy Neutron franchise. He is the king and supreme ruler of the planet Yokus, inhabited by gooey egg-shaped aliens called Yokians. Goobot appears in the movie, "The Eggpire Strikes Back", and "The League of Villains", as well as the simulator ride Jimmy Neutron's Nicktoon Blast. Goobot is short-tempered, impatient, sadistic, cruel and rude. He was mentioned in "Win, Lose and Kaboom" when Cindy was warning Jimmy about the consequences of answering the rock. Even though Calamitous is the main villain of the series, Goobot is more remembered by fans.