Creaciones
| ▲Título▼ | ▲C▼ | ▲Año▽ | ▲V▼ | ▲Concepto▼ |
|---|
| Creatures of the Mythos ("The Creature Companion") (junto a Shannon Appelcline, Bill Barton, Fred Behrendt et al.) |   | 1998 | — | Escritor |
| The Trail of Tsathoggua |  | 1997 | — | Escritor |
| Introduction (to "The Compact Trail of Tsathoggua") |  | 1997 | — | Escritor |
| The Dreamlands Bestiary (junto a K.L. Campbell-Robson, Larry DiTillio, Phil Frances et al.) | | 1997 | — | Escritor |
| The Curse of Tsathoggua | | 1997 | — | Escritor |
| Appendix (to "The Compact Trail of Tsathoggua") | | 1997 | — | Escritor |
| A Variation (junto a Charlie Krank, Eric Rowe y Lynn Willis) |   | 1996 | — | Escritor |
| Tournament Rules (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Solo Rules (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Mythos Rules (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| La Musique de la Nuit | | 1996 | — | Escritor |
| Frequently Asked Questions (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Examples (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Errata (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Designer Notes (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Customizing Mythos (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Creating Adventures (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| The Cards (junto a Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Card Lists (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Adventure Summary (junto a Charlie Krank, Eric Rowe y Lynn Willis) | | 1996 | — | Escritor |
| Introduction (to "Ye Booke of Monstres II") | | 1995 | — | Escritor |
Think Tank  | | 1994 | — | Escritor |
| Introduction (to "Ye Booke of Monstres") | | 1994 | — | Escritor |
| An Early Frost |   | 1994 | — | Escritor |
| Creatures of the Mythos ("Ye Booke of Monstres") (junto a Fred Behrendt, John Carnahan, Larry DiTillio et al.) | | 1994 | — | Escritor |
