| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| HackMaster Basic: Frandor's Keep | 978-1-59459-108-2 | 2010 | Jolly R Blackburn · Mark Plemmons · Steve Johansson · Benjamin Sharef · Barbara Blackburn |
| HackMaster: Hacklopedia of Beasts | 978-1-59459-115-0 | 2011 | Jolly R Blackburn · Steve Johansson · Mark Plemmons · Brian Jelke |
| HackMaster Player's Handbook | 978-1-59459-131-0 | 2012 | Steve Johansson · Jolly R. Blackburn · Brian Jelke |
| Kingdoms of Kalamar Atlas | 978-1-889182-63-6 | 2002 | Bob Burke · Brian Jelke · Steve Johansson · Mark Plemmons · D.M. Zwerg |
| Midnight's Terror | 978-1-889182-55-1 | 2001 | Steve Johansson |
| Player's Guide - Rulebook IV | 978-1-889182-61-2 | 2002 | Lloyd Brown III · Brian Jelke · Noah Kolman · Don Morgan · Mark Plemmons |
| Quest for the Unknown | 978-1-889182-47-6 | 2001 | Brian Jelke · Steve Johansson |