Magnanimous is the leader of the Galactic Wrestling Federation and a villain in Megas XLR. He invites Coop to fight in Wrestling Federation and his friends to watch him. After Coop defeated his opponents, Magnanimous reveals to Coop he wants him to lose so he could earn a fortune. Coop refuses and Magnanimous contained his friends and placed them over a black hole. Magnanimous later resorted to tricky ways to make Coop lose but he keeps winning. Maganimous later releases all the competitors to fight Coop and goes into his giant robotic suit. Coop manages to defeat the competitors and later Maganimous by singing. He slashs Magnanimous, sending him into a black hole.