- Gates of Hell
- Ishtar
- Gatekeeper
- Gate Openers
- Gate Closers
- Dark Horde
- Inner Mongolia Co-Prosperity Sphere
- Master of Arms
- Master of Mounts
- Master of Initiates
- Initiates
- Master of Supplies
- Master of Ceremony
- Master of Initiation
- Initiator
- Master of Literature
- Cthulhu
- Campus Crusade for Cthulhu
- Spymasters
- Miskatonic University
- The Miskatonic Pods
- Master of the Library
- Master of the Silver Key
- The Professors
- Arkham
- Sekhmethotep, Devourer of Betrayers
- Sothoth, Duke of Cowards
- Mephshesu, Slayer of Lords
- Mother of Spiders
- Dire Brotherhood
- Master of Assassins
- Hired Assassins
- Brotherhood Assassins
- Master of Schemes
- Master of Potions
- Master of Ingredients
- Botanists
- The Gatherers
- Mixers
- Master of Poisons
- Poisoners
- Master of Keys
- Master of the Poisoned
- Master of the Poisoned to Be
- The Summonists