Transformers 3

Reign of Unicron

It began on Cybertron, this war without end. All attempts to end it have cost us dearly. We sacrificed everything to stop the cycle of destruction; our friends, our home…our very survival as a species, yet nothing seemed to break our enemy's determination. Then, six years ago, the Decepticons went silent, vanishing without a trace. We thought it might finally be over.

But we were wrong…