| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Lock & Load: Iron Kingdoms Character Primer | Paperback | 978-0-9706970-5-9 (0-9706970-5-8) | 2003 | Douglas Seacat |
| Warmachine: Prime Remix | " | 978-1-933362-15-1 (1-933362-15-4) | 2006 | Douglas Seacat · Jason Soles |
| Warmachine: Prime Remix | Hardcover | 978-1-933362-16-8 (1-933362-16-2) | 2006 | Douglas Seacat · Jason Soles · Bryan Steele · Matt Wilson |
J.K · J.M. · J. Michael · J Michael K · M. K. · Michael K