| Issue | #1 |
| Published | April 1987 |
| Cover Price | 1.50 |
| Pages | 36 |
| Editing | Mark Gruenwald; Ann Nocenti |
| Characters | Captain America; She-Hulk; Black Knight [Dane Whitman]; Magneto; Wolverine; Rogue; Crimson Dynamo |
| Genre | superhero |
| Pencils | Marc Silvestri |
| Inks | Joe Rubinstein |
| Letters | Typeset |
| Characters | X-Men [Storm; Dazzler; Rogue; Wolverine; Havok; Magneto]; Avengers [Captain America; Dr. Druid; Captain Marvel [Photon]; Thor; Black Knight [Dane Whitman]; She-Hulk]; Soviet Super-Soldiers [Darkstar; Ursa Major; Vanguard; Titanium Man [Gremlin]; Crimson Dynamo] |
| Synopsis | The Avengers try and avert disaster as a giant meteor crashes to Earth; Another meteor falls and Magneto realizes it is a remnant of Asteroid M so he leaves the X-Men behind to see if he can salvage any of his old stuff; The Avengers and Soviet Super-Soldiers figure it out as well and move to intercept him. |
| Genre | superhero |
| Script | Roger Stern |
| Pencils | Marc Silvestri |
| Inks | Joe Rubinstein |
| Colors | Christie Scheele |
| Letters | Joe Rosen |