After years of waiting, Megatron has finally returned to the playing field in the Energon Universe, and Optimus Prime and the Autobots are in trouble.

Few fictional characters have inspired more viewers than the leader of the Autobots, Optimus Prime. The epitome of heroism, Optimus was wise, decisive, self-sacrificing and noble, inspiring ...

It’s an Autobot, from the planet Cybertron, reporting to noble interstellar warrior Optimus Prime, who’s about to face Earth’s latest nonpolitical calamity: the planet-sucking Unicron.