The Autobots discover that an Energon Harvester, an ancient and powerful device from Cybertron's distant past, is on display in a museum, and they attempt to retrieve it with Jack, Miko and Rafael's aid before it falls into the wrong hands. And to make things worse, the Decepticons get involved as well. Along the way, the Autobots are ambushed by M.E.C.H., a terrorist organization who wish to steal the nuclear device and use it for their own nefarious purposes. Upon picking up the message's signal, Starscream and Soundwave capture Wheeljack before he can meet the Autobots, and they send in Makeshift, a Decepticon spy able to take on any form, disguised as Wheeljack to discover the location of the Autobot base.Īgent Fowler asks for the Autobots' assistance in transporting a powerful nuclear device to a military base, but since sending such a device through the Ground Bridge could be potentially dangerous, they have to travel by road. The Autobots receive a message from Wheeljack, an old friend of Bulkhead's from the days of the war, who is visiting Earth while journeying across the galaxy. The Scraplets infest the Autobot base, devouring any metal in sight and damaging the Ground Bridge, leaving Optimus and Arcee stranded in the Arctic. While they are out, the other Autobots discover that the pod contains a large swarm of Scraplets, a vicious and highly dangerous form of Cybertronian wildlife that eats metal. They bring it back to base for examination, and Optimus Prime and Arcee venture out into the Arctic to find clues on the pod's origin. While on a scouting mission in the Arctic, Bulkhead and Bumblebee find a crashed space pod buried in the ice. Meanwhile, Ratchet agrees to help Jack, Miko and Rafael with their school science projects, with explosive results. In order to gain their respect, Starscream awakens Skyquake, a legendary Decepticon warrior who was entombed in stasis on Earth for centuries, and attempts to recruit him into his new army.

However, to his annoyance, he finds that the troops don't respect him as much as they did Megatron and are weary towards him becoming leader. With the Decepticons completing their Space Bridge to Cybertron, Optimus Prime and the Autobots race to stop Megatron from opening the Bridge and bringing forth a vast army of Dark Energon zombies from the Cybertronians' dead home world.įollowing Megatron's supposed demise, Starscream appoints himself as the new Decepticon leader. Meanwhile, Soundwave kidnaps the human Agent William Fowler, with Starscream wishing to learn the location of the Autobots' base.īulkhead, Arcee and Bumblebee sneak on to the Decepticon warship, the Nemesis, to rescue Agent Fowler, while Optimus Prime and Ratchet fight off Megatron and a horde of Dark Energon zombies. Optimus Prime and Ratchet head out to investigate Megatron's activities while Arcee and Bumblebee go on patrol, leaving Bulkhead with Jack, Miko and Rafael at the base.

The Autobots storm an Energon mine in search of their lost comrade Cliffjumper, only to discover that his dead body has been revived as a ravenous zombie by Dark Energon.ĭebuts: William Fowler, June Darby, and Decepticon Miners The Decepticon leader Megatron returns from a three-year exile with a plan to exploit the properties of a mysterious substance called 'Dark Energon', which has the ability to turn the bodies of dead Transformers into zombie-like Terrorcons. The three kids are taken to the base of the Autobots, where the Autobot leader Optimus Prime explains that he and his team are a race of autonomous robotic organisms from the far-off planet Cybertron, and they are fighting over their life-source, Energon, with the Decepticons, with whom they once had a war.ĭebuts: Optimus Prime, Arcee, Bumblebee, Bulkhead, Ratchet, Cliffjumper, Jack Darby, Rafael Esquievel, Miko Nakadai, Megatron, Starscream, Soundwave and Vehicons In Jasper, Nevada, three young humans-Jack Darby, Miko Nakadai and Rafael Esquivel-are accidentally caught in the crossfire of a fight between giant, mechanical aliens that transform into ordinary vehicles.

Solarus project relic