- Script
- ?
- Pencils
- various
- Inks
- various
- Colors
- ?
- Letters
- typeset
- Genre
- superhero
Profiles for the characters in the story and synopsis
- Script
- Scott Lobdell (plot, uncredited); Steven T. Seagle
- Pencils
- Joe Madureira (pages 1-13, 19-20, 27-36); Andy Smith (pages 14-18, 21-26)
- Inks
- Tim Townsend; Vince Russell; Dan Panosian
- Colors
- Steve Buccellato
- Letters
- Richard Starkings; Comicraft; Kolja Fuchs
- Genre
- superhero
- Characters
- X-Men [Professor X; Gambit; Beast; Rogue; Joseph; Archangel; Psylocke; Cannonball; Cyclops; Jean Grey; Iceman; Colossus; Nightcrawler; Banshee; Wolverine; Storm]; Spat; Grovel; Maggott; Trish Tilby; Magneto (disguised as Erik The Red); Mr. Sinister; Ferris; Marauders [Sabretooth; Scalphunter; Harpoon; Arclight; Polaris; Vertigo; Scrambler]
- Synopsis
- Erik reveals to the captured X-Men that Gambit gathered the Marauders for Sinister to initiate the Mutant Massacre.
- Reprints
Source for Lobdell credit is Official Index to the Marvel Universe (Vandal et al. 2009).
- Letters
- typeset
Statement of Ownership average number of copies in preceding 12 months: 471,292.