Transformers 2 Revenge of the Fallen

Autobot Commander Optimus Prime leads a team of extra-terrestrial warriors for the U.S and U.K called the Autobots: Bumblebee, Scout-Sniper, Ironhide, Weapon Specialist, Sideswipe, Blade Specialist, Ratchet, Medic and 2 new guys. The Decepticons, an extra-terrestrial group devoted to killing the Autobots and led by Megatron, a former Autobot Gladiator. The Decepticons try to kill Sam Wickwikey for what he has in his head, but the Autobots won't allow it.