The Autobots embark on a quest to locate mystical artifacts to save their homeworld of Cybertron from being sucked into a black hole. But the Decepticons want to get their hands on those artifacts too.
Primus tries to use his spark energy to stop the black hole but Starscream interferes by throwing himself into Primus's spark energy, this causes him to grow to planet size. He then decides to take on Primus.
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