| Issue | #12 |
| Published | April 1940 |
| Cover Price | 0.10 USD |
| Pages | 68 |
| Editing | Victor Fox |
| Pencils | Lou Fine |
| Inks | Lou Fine |
| Characters | Mike Cellini (Villain; Intro; Death) |
| Genre | super-hero |
| Script | Will Eisner? |
| Pencils | ? (Basil Berold) |
| Pencils | ? (Anthony Brooks) |
| Script | S. M. Iger |
| Pencils | S. M. Iger (Jerry Williams) |
| Inks | S. M. Iger |
| Characters | Von Mitz (Villain; Intro) |
| Pencils | Claire Moe (Vic Todd) |
| Inks | Claire Moe |
| Characters | Si Sin (Villain; Intro; Death); Soo Fung (Intro; Dr. Fung's niece) |
| Script | Bob Powell? |
| Pencils | Bob Powell (Arthur Dean) |
| Inks | Bob Powell |
| Script | William T. Libby |
| Letters | typeset |
| Genre | Western |
| Pencils | Munson Paddock (Cecilia Munson) |
| Inks | Munson Paddock |
| Characters | Don Pedro (Villain; Intro); Lolita (Villain; Intro) |
| Script | Klaus Nordling |
| Pencils | Klaus Nordling |
| Inks | Klaus Nordling |
| Characters | Igor (Villain; Intro); Karl (Villain; Intro); Sir Malcolm's double (Villain; Intro) |
| Script | Will Eisner? |
| Pencils | Will Eisner? |
| Inks | Will Eisner? |