Cthulhu Wars: Azathoth Faction Expansion
The Azathoth expansion is a unique "neutral" expansion. When you awaken Azathoth, or are the first player to summon one of the four Monster types associated with this faction, you get that unit's Loyal Card.
Cthulhu Wars: Cosmic Terrors Pack Expansion
The Cosmic Terrors are neutral, particularly powerful Monsters that may be added to any game of Cthulhu Wars and are available to any player on a first come, first served basis.
Cthulhu Wars: Tcho-Tcho Faction Expansion
The Tcho-Tcho Expansion adds a new faction to Cthulhu Wars. The Tcho-Tchos are a human-based faction representing the physically advanced, but ethically repulsive Tcho-Tcho tribe with the ability to interfere with other players by worshipping their Great Old Ones!
Glorantha : The Gods War
All creation's place is shattered. Rival pantheons battle. The world itself transforms beneath your feet. Determine the fate of the universe. Can your god rise to dominate the new cosmos?
Sandy Petersen's Cthulhu Mythos 5E
Sandy Petersen’s Cthulhu Mythos is the most comprehensive guide to including Lovecraftian elements in your Roleplaying game, written by the author of the groundbreaking Call of Cthulhu role-playing game. Uses the Dungeons & Dragons 5th Edition Rules.