| All Series | No on Sale Date | On Sale Date |
| Mark Hazzard: Merc | |||||
| number | publicationdate | sortcode | onsaledate | genre | |
| 1 | November 1986 | 70018 | 1986-07-08 | adventure; war | Original work |
| 2 | December 1986 | 70020 | 1986-09-02 | adventure | Original work |
| 3 | January 1987 | 70022 | 1986-09-09 | adventure | Original work |
| 4 | February 1987 | 70024 | 1986-10-14 | adventure | Original work |
| 5 | March 1987 | 70026 | 1986-12-02 | adventure | Original work |
| 6 | April 1987 | 70028 | 1986-12-09 | adventure | Original work |
| 7 | May 1987 | 70030 | 1987-02-03 | adventure; war | Original work |
| 8 | June 1987 | 70032 | 1987-03-03 | adventure | Original work |
| 9 | July 1987 | 70034 | 1987-03-31 | adventure; war | Original work |
| 10 | August 1987 | 70036 | 1987-05-05 | adventure; war | Original work |
| 11 | September 1987 | 70038 | 1987-06-02 | adventure; war | Original work |
| 12 | October 1987 | 70040 | 1987-06-30 | War | Original work |