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.

Chasing down clues to stop Loki's plans, Iron Man and Groot find themselves on Spider-Island and are surrounded by...eight-legged spider people everywhere!

Captain Marvel, Black Panther, and Spider-Ham find themselves in the 2099 section of Battleworld searching for Loki and Thanos.  But Loki is elsewhere...searching Odin's vaults for the Twilight Sword.