Season 2 of Transformers: Prime follows the Autobots and Decepticons as they search for Iacon relics, and the Autobots try to regain Optimus Prime's memories. The season also introduces new characters and explores the threat of the human race discovering the Autobots.

Autobots, Decepticons, Predaking and Predacons form an unlikely alliance to battle a resurrected Unicron.

n the third and final season of Transformers: Prime, the Autobots face new threats from Megatron, while also dealing with the discovery of their existence by humans. The season is subtitled Beast Hunters.

The first season of Transformers Prime follows the Autobots as they fight the Decepticons and other enemies, including the human terrorist organization MECH. The season begins with the murder of Cliffjumper by Starscream, and ends with the Autobots and Megatron joining forces to stop Unicron.