J.M. · John M. · John W. Mangrum
Steve Jackson Games · White Wolf Publishing
| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Munchkin Monster Manual 2.5 | 978-1-55634-722-1 | 2004 | |
| Ravenloft Gazetteer, Vol. 5 | 978-1-58846-964-9 | 2004 | Jackie Cassada · Steve Miller |
| Ravenloft Gazetteer, vol IV | 978-1-58846-087-5 | 2003 | James Lowder · Ryan Naylor · Anthony Pryor |
| Ravenloft: Player's Handbook | 978-1-58846-091-2 | 2003 | Jackie Cassada · Andrew Cermak · Nicky Rea |