It was not long before Decepticons and Autobots were teamed up against the forces of the Cybertronian Empire. Platinum is the highest, and is only unlocked after earning all the other trophies. Skylines A Plague Tale:

Approximately million years ago, the Autobots began as a sub-faction of the ruling Protectobots. Starscream pronounces Megatron dead, himself leader and orders the Decepticons back to base. Vampires Battlefield Bad Company 2:

He and Ratchet traveled to the Ark and recovered five of the space bridge pillars along with Sentinel Prime who was revived by the Matrix of Leadership. Iron Marines. After fighting his way across a huge bridge, Prime gets close enough to the last Warp Cannon to mark it, only for it to take out Metroplex first.