Transformers: Energon

Unicron Unleashed (1x24)

Air date: Jun 18, 2004

The battle continues on Cybertron as Optimus Prime and Rodimus once again act as one team. The Decepticons are able to cause more tears in the Energon grid, allowing Megatron to swoop down with the Terrorcons, bent on stealing the Energon from the core. Optimus Prime realizes that they must leave Cybertron and fight from Unicron’s head.