Forced to abandon their home planet of Cybertron due to the threat of the Blackhole, Optimus Prime prepares to lead his autobot warriors to Earth. Just as they are leaving they are confronted by Vector Prime who warns Optimus Prime of the threat to the galaxy if the four Cyber Planet Keys are not gathered in time. However, Megatron has plans of his own for the universe. As they embark on the search, they land on new planets which are inhabited by different Transformer races as well as the Convoys who lead these planets.
It has been 10 years since the fateful battle with Unicron. Many of the Decepticons who fought in the battle against Unicron have joined forces with the Autobos to mine for Energon, an alternate energy source. But a new source of evil has a risen, Alpha Q who plans to steal the Energon from the Autobots with the help of Scorponok and the Terrorcons. This new evil is trying to revive Megatron and Unicron in order to rekindle the old flames of war. (Source: ANN)
On the mechanical planet of Cybertron live super robotic organisms known as Transformers. There, mainly consisting of convoys, the Cybertron army, and their old enemy Destron fell into conflict to gain hold of a new power to join their side. A new breed of Transformers known as the Microns. But, grieving over the battle the Microns set off to the other end of the universe. 4 million years later, on Earth, 3 young children activated a mysterious panel inside a cave. And somehow, that was the dormant Micron…