| Issue | #1 |
| Published | April 1990 |
| Cover Price | 1.00 |
| Pages | 36 |
| Editing | Terry Kavanagh |
| Characters | Namor |
| Genre | superhero |
| Pencils | John Byrne |
| Inks | John Byrne |
| Reprinted | in Grandson of Origins (Marvel, 1998 series) #nn |
| Characters | FEATURE: Namor (Origin); VILLAINS: Phoebe Marrs; Desmond Marrs (1st for both); CAMEOS: Marrina; Dorma (illusions); CAMEO FLASHBACK: Lady Fen; Leonard McKenzie |
| Genre | superhero |
| Script | John Byrne |
| Pencils | John Byrne |
| Inks | Bob Wiacek |
| Colors | Glynis Oliver |
| Letters | Ken Lopez |
| Reprinted | in Grandson of Origins (Marvel, 1998 series) #nn |