Original D&D Compatible Products

Fantasy Fantasy (High Fantasy) Fantasy (Sword & Sorcery) Action / Adventure Horror (Cthulhu Mythos) Occult (Magic) Science Fiction

Rulebooks

All the Worlds' Monsters

Sourcebook All the World's Monsters (1) Fantasy (High Fantasy)

All the Worlds' Monsters II

Sourcebook All the World's Monsters (2) Fantasy (High Fantasy)

All the Worlds' Monsters III

Sourcebook All the World's Monsters (3) Fantasy (High Fantasy)

The Halls of the Dwarven Kings

Accessory Adventure The Complete Dungeon Master Series (1) Fantasy

Forbidden Lore

Alternate Rules The Unofficial Supplements (1) Fantasy

Supplement V: Carcosa

Campaign Setting Carcosa The Unofficial Supplements (1) Action / Adventure Fantasy (Sword & Sorcery) Horror (Cthulhu Mythos) Occult (Magic) Science Fiction

The Age of Conan

Sourcebook Hyborian Age The Unofficial Supplements (1) Fantasy (Sword & Sorcery)

The Age of Conan: Secrets of Acheron

Sourcebook Hyborian Age The Unofficial Supplements (1) Fantasy (Sword & Sorcery)

Chthonic Codex

Campaign Setting Sourcebook Fantasy Horror

It Tolls for Thee

Adventure Fantasy

Petty Gods: Revised & Expanded Edition

Sourcebook Fantasy (Sword & Sorcery)