John Gustafson

An official OSE supplement of demons, cults, and dark magic.

A massive megadungeon boxed set with 30 levels and a year of real-time adventure! DCC or 5E, regular or clamshell edition. Plus gemstone DCC dice!

Tremendous and inspirational resources for gamemasters! Dungeon Denizens 2 is a huge hardcover with 350+ monsters, How to Write Even Better Adventures has advice from experienced game designers, and there's even more!

Return to the gothic fantasy that defined a genre with Legacy of Kain: The Book of Nosgoth, the official encyclopedia and archive. Then, forge your own path through Nosgoth in Legacy of Kain: Scourge of the Sarafan, a brutal tabletop role-playing game.

Ars Magica's deluxe edition with vastly expanded text, new art and graphic design, and luxurious upgrades.

The original book of old-school RPG traps returns for 5E and DCC RPG! A compendium of catastrophic traps, sinister snares, engines of evil, and deadly devices with with full game stats for a folio of fearful fates.