As the Autobots and the Decepticons close in on it, the Allspark launches a defense system that alters perception and disrupts all functionality.

Megatron's continued use of the Golden Disk to guide his actions threatens to derail Optimus Prime's attempt to obtain the Allspark.

The Autobots and the Maximals attempt to launch the Ark to return to Cybertron. They meet heavy resistance — until something extraordinary occurs.

The past, present and future collide on Cybertron as the final showdown for the Allspark begins with some unexpected participants.