Transformers: The Headmasters bot Headmasters, led by Cerebros return to their home planet to aid in its defense. The situation soon gets worse when it is revealed that Vector Sigma, the super-computer at the planet's heart, was destabilizing, and Optimus Prime again sacrifices his life to save Cybertron. This soon proves to be only delaying the inevitable, however, when a bomb attack instigated by Scorponok turns Cybertron into a burnt-out, inhospitable husk. Rodimus Prime departs to search for a new planet for the Transformers to live on, leaving Cerebros in command, operating from the planet Athenia. Meanwhile, Scorponok replaces Galvatron - who had
Planet of the Apes Méndez. The film opened on May 26, 1970. Unlike its predecessor, "Beneath" was poorly reviewed; critics typically regard it as the worst of the "Apes" sequels other than the last, "Battle for the Planet of the Apes". Nonetheless, it was a major box office hit, nearing the original's numbers. Despite a conclusion depicting the planet's nuclear destruction, Fox requested another sequel, creating a series. Following the financial success of "Beneath", Arthur P. Jacobs recruited Paul Dehn to write a new script with a brief telegram: "Apes exist, Sequel required." Dehn immediately started work on what became "Escape from the Planet