| Issue | #1 |
| Published | April 1984 |
| Cover Price | $2.00 |
| Pages | 52 |
| Editing | Jim Salicrup; Louise Jones |
| Notes | Wraparound Cover; Re-Prints X-Men #137 with the original ending where Phoenix (Jean Grey) didn't die as well as additional material. |
| Characters | Dark Phoenix; X-Men (Cyclops; Marvel Girl; Colossus; Storm; Angel; Beast; Wolverine; Nightcrawler) |
| Genre | superhero |
| Pencils | John Byrne |
| Inks | Terry Austin |
| Notes | Wraparound Cover; Re-Prints X-Men #137 with the original ending where Phoenix (Jean Grey) didn't die as well as additional material. |
| Characters | X-Men (Professor X; Cyclops; Phoenix (Jean Grey); Colossus; Storm; Angel; Beast; Wolverine; Nightcrawler); Lilandra; Shi'ar; Gladiator; Imperial Guard; Kree; Skrulls; Watcher |
| Genre | superhero |
| Script | Chris Claremont; John Byrne |
| Pencils | John Byrne |
| Inks | Terry Austin |
| Colors | Glynis Wein |
| Letters | Tom Orzechowski |
| Reprinted | from X-Men (Marvel, 1963 series) #137 |
| Characters | X-Men (Professor X; Cyclops; Phoenix (Jean Grey); Colossus; Storm; Angel; Beast; Wolverine; Nightcrawler); Lilandra; Gladiator; Imperial Guard; Watcher |
| Genre | superhero |
| Script | Chris Claremont; John Byrne |
| Pencils | John Byrne |
| Inks | Terry Austin |
| Colors | Glynis Wein |
| Letters | Tom Orzechowski |
| Reprinted | from X-Men (Marvel, 1963 series) #137 |
| Characters | X-Men (Professor X; Cyclops; Phoenix (Jean Grey); Colossus; Storm; Angel; Beast; Wolverine; Nightcrawler); Lilandra; Imperial Guard; Watcher; Recorder |
| Synopsis | Phoenix is purged from Jean Grey's system. |
| Genre | superhero |
| Script | Chris Claremont; John Byrne |
| Pencils | John Byrne |
| Inks | Terry Austin |
| Colors | Glynis Wein |
| Letters | Tom Orzechowski |
| Notes | New Material. |
| Reprinted | in Star Magazine (Edizioni Star Comics, 1990 series) #12 |
| Characters | Cyclops; Phoenix |
| Genre | superhero |
| Pencils | John Byrne |
| Inks | Terry Austin |
| Reprinted | from X-Men (Marvel, 1963 series) #137 |
| Genre | superhero |
| Script | John Byrne; Jim Shooter; Chris Claremont; Jim Salicrup; Louise Jones; Terry Austin |
| Pencils | John Byrne |
| Inks | Terry Austin |
| Notes | Text Piece With Clip Art: Interview with the creators on Why Phoenix Had to Die (or did she?). |
| Characters | Cyclops; Jean Grey |
| Genre | superhero |
| Pencils | John Byrne |
| Inks | Terry Austin |
| Notes | Original unused Splash Page for X-Men #138 featuring Cyclops and Jean Grey. |