Xbox 360 Exclusive! • Bonus Content Disc: Behind-the-Scenes Interviews and B-Roll from movie and game talent: Peter Cullen (original Optimus Prime, Optimus Prime in game and film) Frank Welker (original Megatron, Megatron in game) • “Making of” features with the game's development teams Film content including movie trailers and TV spots. • Prequel Comic Book Volume 1 of 4 official movie prequel comic books. Designed by Transformers artist legend, Don Figueroa. Published by IDG comics. • Storyline: Tells the back-story of the battle between Autobots and Decepticons on Cybertron, as well as the importance of the All-Spark cube and how it was lost. • Limited Edition Packaging: Special packaging featuring classic Transformers icons and images of Cybertron.