Issue: #2
Collects The X-Men #125 and The X-Men #126.
Creators: Glynis Oliver Wein, Jim Novak, Dan Crespi, Jim Shooter, Dave Cockrum, John Byrne, Terry Austin, Roger Stern, Chris Claremont, Tom Orzechowski
Characters: Araki, Colossus, Polaris, Popeye, Havok, Jean Grey, Madrox, Banshee, Mastermind, Magda Eisenhardt, Wolverine, Nightcrawler, Storm, Professor X, Beast, Phoenix Force, Proteus, Cyclops, Magneto, Angus MacWhirter