| date | publisher | title | issue | x |
|---|---|---|---|---|
| 1/15/1940 | Timely | Mystic Comics vI | 1 | Blue Blaze • Dynamic Man • Flexi the Rubber Man |
| 2/13/1940 | Timely | Mystic Comics vI | 2 | Invisible Man • Mastermind Excello |
| 4/9/1940 | Timely | Mystic Comics vI | 3 | x |
| 6/12/1940 | Timely | Mystic Comics vI | 4 | Black Widow • Merzah the Mystic • Thin Man |
| 12/15/1940 | Timely | Mystic Comics vI | 5 | Black Marvel • Blazing Skull • Moon-Man • The Terror |
| 7/31/1941 | Timely | Mystic Comics vI | 6 | x |
| 9/30/1941 | Timely | Mystic Comics vI | 7 | Witness, The |
| 12/28/1941 | Timely | Mystic Comics vI | 8 | x |
| 3/2/1942 | Timely | Mystic Comics vI | 9 | x |
| 5/8/1942 | Timely | Mystic Comics vI | 10 | x |