Ten years have passed since the Armada battles. The Autobots and Decepticons work side by side with humans to harvest Energon. But trouble is brewing with recent attacks by a group of transformers known as Terrorcons. Can the Autobots meet the threat?

The Autobots prepare for the Terrorcons' second strike, but it's not where they expected.

Primus plans to use the essenece of Unicron combined with the Super Energon to light Alpha Q's planets. The Autobots must use the Spark of Combination one last time to perform the ultimate Super Link.