As Megatron's brutality escalates, Optimus abandons diplomacy and prepares for a final reckoning. But the awakening of Unicron, the ancient Chaos-Bringer within Earth's core, unleashes global devastation. Forced into an uneasy alliance, Autobots and Decepticons descend into the planet to stop him, facing impossible odds to prevent total annihilation.
IMDb 8.1/1020111 小时 21 分钟 
