Optimus Prime's survival is in doubt after Megatron destroys the Autobot Base. The Autobots try to reconnect after being separated to avoid detection. While doing that, they team up with an old ally. Optimus gets a new upgrade after nearly dying. Meanwhile, a Decepticon scientist returns and uses fossilized remains to clone a powerful and fearsome creature in order to kill the Autobots. The Autobots and Decepticons are once again still at war with each other. Can the Autobots win the war against the Decepticons? Is Predaking more than just a mindless savage killing machine?
15 parts