Loki schemes with Thanos to win back control of Thanos' Battleworld, but what the Mad Titan doesn't realize is that Loki is after a mythical weapon: The Twilight Sword. Follow your favorite Marvel heroes as they try to stop Loki.
In a massive battle over Battleworld at the Collector's Tower, Thanos tries to acquire the Twilight Sword as Iron Man and Captain Marvel lead the heroes in a desperate struggle to stop him.