| Marvel Enterprises, April 12, 2006, cover price $24.99 | About this edition:
Gathered together by Professor Charles Xavier to protect a world that fears and hates them, the X-Men had fought many battles, been on adventures that spanned galaxies, grappled enemies of limitless might, but none of this could prepare them for the most shocking struggle they would ever face.
| Gph edition (Marvel Enterprises, September 1, 1990), cover price $19.95 | About this edition:
The X-Men, a group of male and female mutants, encounter the deadly Hellfire Club, who plan to kidnap them for use in genetic experiments
| Marvel Enterprises, March 1, 1984, cover price $19.95
| Turtleback Books, March 1, 2008, cover price $39.20