The time-traveling villain Immortus has been pulling strings from the shadows for months, now it's time for him to begin his endgame. Meanwhile, Quicksilver realizes that his father and sister are becoming more and more uncontrollable. Using the Inhumans teleporting dog Lockjaw, Pietro brings them to the one group of heroes who might be able to stop them, the Avengers. It's a rematch with Magneto that you'll never forget.