| Issue | #12 |
| Published | September 1999 |
| Cover Price | 2.99 USD; 4.50 CAD |
| Pages | 52 |
| Editing | Jason Liebig; Lysa Kraiger (Assistant) |
| Notes | Double sized issue |
| Characters | Havok; Madelyne Pryor; Mr. Fantastic; Magneto; Polaris; Dr. Doom |
| Genre | Superhero |
| Pencils | Cary Nord |
| Inks | Andrew Pepoy |
| Characters | Havok; Iceman; Brute [Beast]; Fallen [Archangel]; Bloodstorm [Storm]; Madelyne Pryor; Mr. Fantastic; Magneto; Polaris; Nightcrawler; X-Men; Quicksilver; Rogue; Mystique; Elektra; Dr. Doom; Namor, the Sub-Mariner; Watcher; Galactus; Captain Marvel [Mar-Vell] |
| Synopsis | Madelyne is defeated. |
| Genre | Superhero |
| Script | Howard Mackie |
| Pencils | Cary Nord |
| Inks | Andrew Pepoy |
| Colors | Gina Going |
| Letters | Chris Eliopoulos |
| Genre | superhero |
| Script | Howard Mackie |
| Pencils | Tom Raney; Mike Kaluta; John Romita; John Byrne; J. G. Jones; Michael Golden; Cary Nord |
| Inks | Mike Kaluta; John Romita; John Byrne; J. G. Jones; Michael Golden; Andrew Pepoy |
| Colors | Gina Going |
| Letters | Chris Eliopoulos |
| Notes | Epilogue story told with each splash page pin-up drawn by a different artist. |