Prison Break! After a daring escape, Optimus Prime, the Autobots, Scarlett, G.I. Joe and M.A.S.K. must venture into the heart of Cybertron to stop Cobra's devastating weapon that will kill every Transformer on the planet! Bullet points: * The Hasbro comic book event of 2017 continues! * It's a race against time as Cobra reaches their goal! Can our heroes catch up? Or is Cybertron doomed? * Filled with the action, drama and humor you've come to expect!