To Err Is Humanoid! #21
| Series | The Omega Men |
| Number | #21 |
| Publisher | DC Comics |
| Date | 1984-12 |
| Type | Comic Book |
| Language | English |
| Artist | Alex Niño |
| Colorist | Carl Gafford |
| Creator | Joe Staton |
| Editor | Marv Wolfman |
| Letterer | John Costanza |
| Writer | Sharman Divono |
| Genre | Superhero |
| Published in | USA |
Added by djaeon