Two opposing factions of transforming alien robots engage in a battle that has the fate of Earth in the balance.
When the Decepticons install a powerful artifact from their ancient space vessel into Megatron, he becomes all-powerful. The Autobots shrink Bumblebee, Brawn, and Perceptor so they can journey inside Megatron and remove the powerful "Heart of Cybertron."
S1E28 23 min
