| Issue | #31 |
| Published | July 1989 |
| Frequency | monthly |
| Cover Price | 1.75 USD; 2.20 CAD |
| Pages | 36 |
| Editing | Randy Stradley |
| Characters | Zone (inset); Bob the Alien (inset) |
| Pencils | Leopoldo Duranona |
| Inks | Leopoldo Duranona |
| Colors | Leopoldo Duranona |
| Script | Leopoldo Duranona |
| Pencils | Leopoldo Duranona |
| Inks | Leopoldo Duranona |
| Letters | Laura Davis |
| Reprinted | in Race of Scorpions (Dark Horse, 1990 series) #2 [untitled and in color] |
| Characters | Zone |
| Genre | science fiction |
| Script | Michael Kraiger |
| Pencils | Michael Kraiger |
| Inks | Michael Kraiger |
| Letters | Michael Kraiger |
| Reprinted | in Best of Dark Horse Presents, The (Dark Horse, 1989 series) #3 |
| Characters | Bob the Alien |
| Script | Rich Rice |
| Pencils | Rich Rice |
| Inks | Rich Rice |
| Letters | Rich Rice |
| Characters | Duckman |
| Script | Everett Peck |
| Pencils | Everett Peck |
| Inks | Everett Peck |
| Letters | Everet Peck |
| Reprinted | in Best of Dark Horse Presents, The (Dark Horse, 1989 series) #3 |