In the wake of the devastating attack on Genosha, the X-Men uncover the true mastermind behind the carnage: Bastion. A fusion of Master Mold and Nimrod, Bastion is a formidable villain with a sinister plan to eliminate mutants. As the final three episodes of Season 1 loom, the X-Men must face their greatest challenge yet. Bastion’s advanced technology and relentless pursuit make him an unstoppable force, threatening to shatter the X-Men’s hopes and plunge the world into darkness. With Cable’s time-traveling intervention and the fate of Xavier and Magneto hanging in the balance, the X-Men’s battle against Bastion will shape the destiny of mutants forever.