| Issue | #18 |
| Published | February 1988 |
| Cover Price | 1.00 USD; 1.25 CAD; 0.40 GBP |
| Pages | 36 |
| Editing | Ann Nocenti; Terry Kavanagh (assistant editor); Jim Shooter (original material) |
| Genre | Superhero |
| Pencils | Arthur Adams |
| Inks | Terry Austin |
| Characters | Nightcrawler; Beast |
| Genre | Superhero |
| Pencils | Arthur Adams |
| Inks | Terry Austin |
| Characters | FEATURE: X-Men--Cyclops; Phoenix [Jean Grey]; Storm; Wolverine; Colossus; Banshee; Nightcrawler; GUEST: Beast; VILLAINS: Magneto; Mesmero; Nanny I |
| Synopsis | Magneto subdues the X-Men and takes them to his lair under an active volcano; As revenge for his being reverted to a child, Maggie places his X-Foes in a helpless state as they are shackled to special chairs that keep them from even speaking and their needs are tended by a robotic nanny. |
| Genre | Superhero |
| Script | Chris Claremont |
| Pencils | John Byrne (p. 1, 4-16, 18-20); Kieron Dwyer (p. 2-3, 17) |
| Inks | Terry Austin |
| Colors | Petra Scotese |
| Letters | Tom Orzechowski |
| Reprinted | from X-Men (Marvel, 1963 series) #112 |
| Characters | Jean Grey; Wolverine; Banshee; Nightcrawler |
| Genre | Superhero |
| Script | Chris Claremont |
| Pencils | John Bolton |
| Inks | John Bolton |
| Colors | Petra Scotese |
| Letters | Tom Orzechowski |
| Characters | Storm; Colossus; Wolverine; Magneto |
| Genre | Superhero |
| Pencils | George Perez |
| Inks | Bob Layton |
| Letters | Dan Crespi |
| Reprinted | from X-Men (Marvel, 1963 series) #112 |
| Characters | Jean Grey; Wolverine |
| Genre | Superhero |
| Pencils | John Bolton |
| Inks | John Bolton |
| Notes | Back Cover |