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
Transformers: Revenge of the Fallen book entitled "Transformers: The Movie Universe", which intended to provide factual data on the characters of the film. On June 10, 2009, the comic book adaptation of the film, written by Simon Furman was released. Additionally, Alan Dean Foster also wrote the novelization for the film. Meanwhile, Dan Jolley wrote "Transformers: Revenge of the Fallen: The Junior Novel", a 144-page book oriented at a younger audience than the one by Foster. Lastly, a book titled "Transformers: The Art of the Movies" was released, documenting behind-the scenes aspects of the making of the film. Other minor tie-in publications include "Transformers: Revenge