- Script
- Mike Carey
- Pencils
- Scot Eaton
- Inks
- Andrew Hennessy
- Colors
- Raúl Treviño
- Letters
- Virtual Calligraphy; Joe Caramagna
- Genre
- superhero
- Characters
- Beast; Dr. Doom (cameo); Arnim Zola (cameo); Modok (cameo); Pandemic (cameo); Sugarman (cameo); Mr. Sinister (cameo); Kavita Rao (cameo); Spiral (cameo); High Evolutionary (cameo); Wolverine (cameo flashback); Bishop (cameo flashback); Spider-Man (cameo flashback); Cyclops (cameo flashback); Rogue (cameo flashback); Magneto (cameo flashback); Nightcrawler (cameo flashback); Matt Murdock [Daredevil] (cameo flashback); Sauron (cameo flashback); She-Hulk (cameo flashback); Ms. Marvel (cameo flashback); Quicksilver (cameo flashback); Scarlet Witch (cameo flashback); Blob (cameo flashback); Magma (cameo flashback); Dani Moonstar (cameo flashback); Mr. Fantastic (cameo flashback); The Thing (cameo flashback); Tony Stark [Iron Man] (cameo flashback); Hawkeye [Hank Pym] (cameo flashback)
- Synopsis
- The Beast explains the history of the current mutant dilemma following M-Day when the Scarlet Witch nullified almost all mutants on earth and he asks the help of a group of powerful foes to try and find a solution.
Continued from X-Men: Endangered Species #1; Continued in Uncanny X-Men #488
- Pencils
- David Finch
- Inks
- Danny Miki
- Colors
- Morry Hollowell
- Letters
- typeset
- Genre
- superhero
- Characters
- Sabretooth; Mystique; Lady Mastermind; Husk; Dani Moonstar; Polaris; Kitty Pryde; Lockheed; Revanche; Stacy X; Thunderbird; Joseph; Changeling; Warpath; Omega Sentinel; Angel; Banshee; Cannonball; Iceman; Juggernaut; Bishop; Rogue; Psylocke; Gambit; Marvel Girl [Rachel Summers]; Havok; Beast; Wolverine; Cable; Sunfire; Storm; Cyclops; Jean Grey; Nightcrawler; Colossus; Emma Frost; Darwin; Sway; Petra; Vulcan; Northstar; Slipstream; Lifeguard; Forge; Jubilee; Mimic; Sage [Tessa]; Marrow; Thunderbird II; Maggot; Cecilia Reyes; Longshot; Dazzler; Professor X; Magneto; Xorn
Chamber is listed in the roster as #56 but he does not appear on the cover.