| Issue | #121 |
| Published | April 1979 |
| Cover Price | 0.35 USD |
| Pages | 36 |
| Editing | Roger Stern |
| Genre | superhero |
| Pencils | Bob Layton |
| Inks | Bob Layton |
| Characters | Iron Man; Sub-Mariner; James Rhodes; Bethany Cabe; Jonas Hale (Villain); Roxxon Oil (Villain) |
| Genre | superhero |
| Script | Bob Layton (plot); David Michelinie (plot; script) |
| Pencils | John Romita, Jr. (breakdowns); Bob Layton (finished art) |
| Inks | Bob Layton |
| Colors | Carl Gafford |
| Letters | John Costanza |
| Notes | Corrected page count from Mike Lorentz on 1 August 2004. Original count: 17. |