Even cheaper than Zavvi. Free p+p too.
360 version is sold out now.
Copied and pasted from the webpage.
Experience the legendary battle between the Autobots and Decepticons before their exodus to Earth in the untold story of the civil war for their home planet, Cybertron. Two distinct and intertwined campaigns chronicle the Autobots heroism in the face of total annihilation and the Decepticons unquenchable thirst for power.
Play both campaigns in team-based online co-op, or go head-to-head in several online multiplayer game modes. Battle as your favorite Transformer characters in the war that spawned one of the most brutal conflicts of all time.
Two Distinct Campaigns One Epic Story: Play both the AUTOBOTS and DECEPTICONS campaigns.
Battle as your favorite Transformers character in this 3rd Person High Action Shooter
Wage War Online: Deep multiplayer game modes thrust you into a global battle
3 Player Drop-in/Drop-out Online Co-op: Team up with your friends and fight through epic campaigns
Change Form from Robot to Vehicle at any time: Instantly convert from robot to car, jet, tank or truck mode and attack your enemies from any angle.