“On the Edge of Extinction!”
It's the end of everything on Cybertron as Unicron attacks. The united Autobot/Decepticon alliance is failing miserably, as well as the stranded G. B. Blackrock group The Neo-Knights, as the world destroyer attempts to destroy Cybertron once and for all. All definitely seems lost when Optimus Prime sacrifices himself to destroy Unicron using the Creation Matrix on Unicron, and succeeds thereby destroying the menace once and for all. But a new menace looms on the horizon...