| Issue | #121 |
| Published | May 1958 |
| Cover Price | 0.10 |
| Pages | 36 |
| Editing | Whitney Ellsworth* |
| Genre | superhero |
| Pencils | Curt Swan |
| Inks | Stan Kaye |
| Reprinted | in Superman Annual (DC, 1960 series) #4 |
| Characters | I: XL-49 |
| Genre | superhero |
| Script | Jerry Coleman |
| Pencils | Kurt Schaffenberger |
| Inks | Kurt Schaffenberger |
| Reprinted | in Superman Annual (DC, 1960 series) #4 (Winter 1962) |
| Characters | V: Eldredge Coram |
| Genre | superhero |
| Script | Alvin Schwartz |
| Pencils | Wayne Boring |
| Inks | Stan Kaye |
| Characters | V: Honest John (I), the Shark Gang (I) |
| Genre | superhero |
| Script | Otto Binder |
| Pencils | Curt Swan |
| Inks | Ray Burnley |