The Autobots bring Koji to there secret headquarters while the Decepticons go power hungry looking for power to move there base to another location so that the Autobots can not find them.

The Predacons are taking control over Linear RFG - the world's fastest bullet train. So, Optimus Prime is mobilizing Team Bullet Train to stop the train, while the others are fighting with the Predacons.

The Spychangers, a squad of Autobot stealth soldiers, are deployed to safeguard a generator the Predacons are after.

The Predacons discover a Black Pyramid, a source of great power, and attempt to harness it for their own purposes.

Sideburn and Koji investigate a cavern, with Sky-Byte not far behind.

The Predacons take advantage of Sideburn's lust for red sports cars, to lure him into a trap. Once they have Sideburn, they hope to reel in Optimus as well..

Koji is invited to take a trip on an old steam engine called D-5. Team Bullet Train travel beside the train as well. The Predacons think that Team Bullet Train is following the train because it is some sort of secret weapon and they try to steal it.

Mirage turns against his friends and joins the Predacons. But is it even real?

The New Autobot Skid-Z arrives on earth. He scans an old racing car but in doing so he is given a competitive instinct to race anyone anywhere. Knowing this, all the Autobots enter a large race hoping to find Skid-Z but Megatron has his own plans....

The Autobot Tow-Line enjoys towing away law-offenders, including his own friends. The Predacons scheme to use this quirk to their advantage.

The Predacons think the humans have a Transformer, and decide to steal it.

The Autobots review the Predacons actions, in hopes of finding a way to proceed.

Megatron captures a set of protoforms and forms a newer, more classical faction of troops... the Decepticons.

Megatron's plan to force mankind to surrender by blowing up their power-producing dams sinks like X-Brawn, Prowl and Sideburn, when his Decepticon Commando is thwarted by imposter Autobots. The Predacons show a few new tricks and for once, Skybite seems to get away with his plan... if it wasn't for Optimus Prime saving the day (but not the dam).

The Predacons attack a carribean island but in doing so, activates a volcano.

Movor takes the place of a shuttle to attack the Autobots from space.

The Decepticons decide to defect.

Sky-Byte attacks the Autobots to disprove a test that says he's a jellyfish.

The Build team tire of buliding and decide to fight.

The Decepticons gain access to the global space bridge and reprogram it so the Autobots arrive in random locations.

The Predacons plan to destroy a tower, but when they realize that they can get the O-Parts in exchange for the hostages, Sky-Byte has a change of heart.

The Bulid Team alters the space bridge so they can fight the Decepticons on their own.

Ultra Magnus arrives and fights Optimus for the Matrix.

While recuperating, Optimus is attacked by the Decepticons but saved by Ultra Magnus.

The Autobots review the Decepticons.

Sky-Byte offers Ultra Magnus an alliance, providing he can prove he can be trusted.

Scourge offers Ultra Magnus a partnership to destroy Optimus.

The Decepticons and Autobots search for ruins that are in fact, Cybertronian.

Koji is finally reunited with his father, thanks to Sky-Byte.

The Build Team and the Autobot Brothers compete to find O-parts.

After putting the O-parts together, the Autobots find an ancient power source.

The Decepticons capture Cerebros to activate Fortress Maximus.

Koji thinks he can control Fortress Maximus.

Megatron and the Decepticons review the actions of Ultra Magnus in hopes of finding a way to defeat him.

Koji switches places with a friend, who is captured by the Decepticons so they can control Fortress Maximus.

The Decepticons discover the Autobot base and attacks to steal Cerebros.

Galavatron captures the children of the world to force the Autobots to leave.

The final showdown takes place.