| Issue | #21 |
| Published | September 1980 |
| Cover Price | 0.50 USD |
| Pages | 36 |
| Editing | Al Milgrom; Louise Jones |
| Notes | Letters page replies by Bill Mantlo. |
| Characters | Micronauts [Biotron; Acroyear; Commander Rann; Marionette; Microtron; Bug] |
| Genre | superhero; science fiction |
| Pencils | Michael Golden (signed) |
| Inks | Michael Golden (signed) |
| Letters | typeset |
| Characters | Plant-Man |
| Genre | superhero; science fiction |
| Script | Bill Mantlo |
| Pencils | Pat Broderick |
| Inks | Armando Gil |
| Colors | Barry Grossman |
| Letters | Tom Orzechowski |
| Synopsis | Resurrection of Shaitan on Spartak. |
| Genre | superhero; science fiction |
| Script | Bill Mantlo |
| Pencils | Pat Broderick |
| Inks | Armando Gil |
| Colors | Bob Sharen |
| Letters | Tom Orzechowski |