Issue: #20
Collects The Uncanny X-Men #154 and The Uncanny X-Men #155.
Creators: Glynis Oliver Wein, Joe Rubinstein, Bob Wiacek, Jim Shooter, Dave Cockrum, Joe Rosen, Chris Claremont, Louise Jones Simonson, Don Warfield
Characters: Araki, Colossus, Kitty Pryde, N'rill'irēē, Corsair, Gladiator, Deathbird, Wolverine, Nightcrawler, Storm, Professor X, Tigra, Lord Samedar, Cyclops, Starbolt, Lilandra, Jarvis