Years after "Transformers: Armada", the Autobots continue to battle the Decepticons, but this time they must also prevent the resurrection of Unicron.

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.—myanimelist

A direct sequel to Transformers: Legend of the Microns (Transformers: Armada in the USA). Several years have passed since the war over the Microns, and peace has settled over Earth... yet a new threat arises. Human and Robot must join forces and discover the true evil threatening Earth.—Anonymous

It's been 10 Earth years since the events in Armada, The Autobots and Decepticons are living in peace and are mining for Energon which'll help them restore Cybertron. But a villian named Alpha Q (AKA Alpha-Quintession) has sent a powerful Decepticon named Scorponok and a group of Transformer drones called the Terrorcons to raid the Energon mining settlement and gather enough Energon to restore Unicron. He also had Scorponok gather the Decepticons one by one to gather Energon to revive Megatron. It's up to Optimus Prime and the Autobots, the Omnicons, and a boy named Kicker to stop the forces of evil from stealing all the Energon.—Rtkat3

Ten years after the events in Transformers: Armada, the Autobots and Decepticons live in peace. In partnership with the humans of Earth, the Transformers have been minning Energon from locations on Earth, the moon, Mars, and various asteriods, with the help of a new group of Transformers, the Omnicons. However, a minion of Unicron, Alpha-Q, creates the Terrorcons to steal energon for him in an attempt to revive Unicron. To this end, Alpha-Q also recruits dissatisfied Decepticons to assist him. Optimus Prime and his team must defend the Earth from the Terrorcons and stop Alpha-Q from reviving Unicron, a task that becomes much harder when Optimus' nemesis, Megatron, is reborn!—AirraptorXRC