Issue: #1
In a world where the X-Men never existed and mutantkind has been hunted to extinction, the few remaining mutants have banded together to make their last stand. They spend each day securing the walls of their stronghold, Fortress X, beating back the anti-mutant forces who would see them wiped out. But when a conspiracy is discovered within Fortress X itself, could it be that mutantkind's last basti...
Creators: Carlo Barberi, Leinil Francis Yu, Gabriel Hernandez Walta, Paul Davidson, Paco Diaz Luque, Mirco Pierfederici, Simon Spurrier, Clay Mann, Steve Kurth, Mike Carey, Khoi Pham
Characters: Captain America, Iron Man, Magneto, Rogue, Spider-Man, Storm, Arcade, Cannonball, Sunspot, Wolverine, Mary Jane, Kitty Pryde, Domino, Mr. Sinister, Namor, Angel, Colossus, Cyclops, Emma Frost, Iceman