| Issue | #29 |
| Published | July 1990 |
| Cover Price | 1.50 |
| Pages | 36 |
| Editing | Jonathan Peterson |
| Characters | Checkmate |
| Genre | Superhero; Detective |
| Pencils | Tom Grindberg |
| Inks | Tom Grindberg |
| Characters | FEATURE: Checkmate [Winston O'Donnell; Gary Washington; Lionel Wainwright]; GUESTS: Harry Stein; Sarge Steel; Val Vostok; Harvey Bullock; VILLAINS: Bishop; Victor Cypher; Niles Dark; Andre Mazarin; CAMEO: Bishop |
| Synopsis | Harry is brought before a Senate investigative committee; One of Cypher's cyber men goes bonkers; A rare powerstone is found in the Antarctic; Checkmate attempts to infiltrate Cypher's organization. |
| Genre | Superhero; Detective |
| Script | Paul Kupperberg |
| Pencils | Tom Grindberg |
| Inks | Al Vey |
| Colors | Julianna Ferriter |
| Letters | Albert DeGuzman |