Six months before the events of Transformers: Ascension Season 1, Lockdown is approached by a stranger with a ludicrous job offer and a cryptic agenda.
The Garrus-9 super-max prison, home to some of the deadliest Decepticons in the galaxy, is assaulted by a determined Black Shadow on a mission to liberate their leader. Closer to home, Treadshot and Grace's peaceful life is shattered by an unknown ailment affecting Treadshot.
As a vengeful Megatron and his Decepticons close in on Earth, the Autobots ready a risky procedure to save Treadshot's life.
Treadshot hits the training room as he gets accustomed to his new body. Meanwhile, the Stunticons locate an artifact of untold power, but the Autobots won't let them take it so easily.
Uncertainty is cast over the fate of Treadshot's human form as Perceptor discovers new information about the Pretender shell. Prowl grows ever wary of their new guest's intentions, calling on Trailbreaker for a favor.
Desperate times call for desperate measures as Optimus proposes a risky solution to fix Treadshot's Pretender shell.
The Ark is transformed into a killing ground as the Decepticons begin their merciless strike against the Autobots.
Twelve years after their last encounter, Optimus Prime and Megatron face each other for what may be the last time.
As the Autobots mourn the passing of their comrades, including their leader Optimus Prime, his successor Treadshot struggles to accept the responsibility that now rests on his shoulders. Meanwhile on the Obsidian, the Decepticons gain a new ally…
Treadshot and Grace track down a mysterious energy reading on an uninhabited island, but must compete with Slicer and Jetstorm to claim it first!
Stronger than ever and under the fresh leadership of Colonel Lex Faireborn, Skywatch returns to action intent on destroying those responsible for its collapse two years ago – the Autobots!
Treadshot extends an olive branch to the Autobots’ former allies in a bid to rescue their Cybertronian captives and repair their fractured relationship.
When another shard is traced in Russia, Decepticons Dropshot, Wreckage and Lugnut are dispatched to retrieve it; but what they discover beneath the earth raises even more questions…
As Deadlock reflects on his past, a careless experiment with two of the Autobots’ Terminus fragments sends the Ark plummeting helplessly to Earth!
The Autobots assist Lex Faireborn and Skywatch with transporting a prototype Gravity Gun powered by a Terminus Blade shard. And, of course, the Decepticons want it too.
Lured away from the Ark by a message for Deadlock, Treadshot and Prowl are captured and interrogated aboard the Obsidian, and it seems only a miracle may save them...
Deadlock seeks atonement and purpose after a lifetime of violence.
Taking advantage of the Decepticons' crippled state, the newly ordained Treadshot Prime sets out to retrieve another Terminus shard.
Grapple is reunited with his old friend Inferno, 8 months after the Protectobot commander was believed missing in action. But what has brought him to Earth, and more importantly... where is the rest of his team?