| Cover Artist | Sam Rosen |
| Cover Inker | Dick Ayers |
| Cover Penciler | Werner Roth |
| Editor | Stan Lee |
| Editor In Chief | Stan Lee |
| Inker | Dick Ayers |
| Letterer | Artie Simek |
| Penciler | Werner Roth |
| Writer | Roy Thomas |
| Genre | Superhero |
| Published in | New York, New York USA |
| Pages | 32 |
| Characters | Cyclops (Scott Summers), Marvel Girl (Jean Grey), Angel (Warren Worthington III), Beast (Hank McCoy), Iceman (Bobby Drake), Professor X (Charles Xavier) |
| Story Location | New York: New York City, Westchester County, Southwestern US desert, Tibet (Only in flashback); Himalayas (Only in flashback) |
| Collects | "I, Lucifer..." #20 |
| Links | Issue link · Reprint link |
| Notes | Continuing the reprints begun with issue #67, but now in regular-sized format. This issue reprints X-Men #20, re-using the same cover artwork from that issue.
Reprinted Issue:
X-Men Vol 1 #20, May, 1966; "I, Lucifer..." |
