After the Events of Transformers: Cybertron, Megatron, Starscream, Demolishor, Thundercracker, Crumplezone, Ransack, Dirt Boss, Astrotrain, Blitzwing and Octone, crash land on Jupiter and then Saw Unicron. Only a Prime can defeat Unicron, who is Optimus Prime! Optimus, Sparkplug, Ironhide, Jetfire, Landmine, Overhaul, Arcee, Hot Shot, Red Alert, Scattorshot, Side Swipe, Grimlock, Override, Clocker, Evac, Snarl, Backstop, Metroplex and Quickmix land on Earth once again returning, meeting A Teenage boy named Sam Witwicky, Can they stop Unicron? The battle is near.
