When faced with the horrors of the Cthulhu Mythos, investigators need all the help that they can ...

Weird shapes in the park? Odd rumbling noises in the basement? A lurking dread in the kitchen?

BTMOM Game Aid

Night of the Kachina

A sourcebook detailing the campus, courses, students and personnel of one of the world's most pre...

Cthulhu Dark Ages

The Silver Twilight is a secretive, international order dedicated to the destruction of the human...

The Grand Grimoire of Cthulhu Mythos Magic

Pulp Cthulhu is a game of two-fisted adventure, weird science, dark deeds, and brave heroes. With...

This resource guide provides background for a campaign setting in the San Francisco Bay area of t...

'This supplement is best used with Call of Cthulhu starter set or the Call of Cthulhu (7th editio...

Alone Against the Dark: A Solo Play Call of Cthulhu Mini Campaign.

The Pegasus Plateau & Other Stories

Gateways to Terror contains three short-play scenarios for the Call of Cthulhu 7th Edition rolepl...

Terror from the Skies

Shadows Over Stillwater: Against the Mythos in the Down Darker Trails Setting

[CALL OF CTHULHU ROLEPLAYING] SECRETS OF NEW YORK is a compendium of one of the oldest and most p...

LOS ANGELES IN THE 1920s was a fast-growing, fast-moving city that encompassed all that was great...

'All of these scenarios have been written with the beginning Keepers and players in mind. Each sc...

RuneQuest: Roleplaying in Glorantha is the long-awaited reunion of setting and rules, merging Glo...

Harlem Unbound: Investigate the Cthulhu Mythos During the Harlem Renaissance

The famous H.P. Lovecraft story 'Dagon' is gracefully retold in anapestic tetrameter and illustra...

Three mini-campaigns set in modern New York State lead investigators through serial murder invest...

[CALL OF CTHULHU ROLEPLAYING] In dim, forgotten recesses of the world lurk mind-twisting horrors....

New Orleans is a city of many faces. The gaiety of Mardi Gras is juxtaposed with the rampant corr...

Ripples from Carcosa

'That is not dead which can eternal lie

Cold Fire Within: A Mind Bending Campaign for Pulp Cthulhu

UNDEAD & UNBOUND

Runequest Bestiary

New to 'The History Behind Prohibition''The Keeper's Master List of Call of Cthulhu Scenarios' al...

Berlin: The Wicked City: Unveiling the Mythos in Weimar Berlin

Two-Headed Serpent: A Pulp Cthulhu Campaign for Call of Cthulhu

Edge of Sundown

[CALL OF CTHULHU ROLEPLAYING] 'The Keeper's Companion' is an invaluable resource for gamemasters....

Smoking Ruin & Other Stories

It is October 1928. London is the capital of an empire that covers a quarter of the globe and con...

With the rise of the automobile in the 1920s, people were no longer tied to the railways as a mea...

A New Call of Cthulhu Roleplaying Game from Chaosium Inc.

'Fantasy roleplaying in the worlds of H.P. Lovecraft.'

At last the stars are almost right!

Alone Against the Tide: Solitaire Adventure by the Lakeshore

The Children of Fear is a multi-part Call of Cthulhu campaign, set during the 1920s, exploring so...

Red Book of Magic

A Time to Harvest: A Beginner Friendly Campaign for Call of Cthulhu

Cults of Cthulhu

Runequest Weapons & Equipment

Leaves of a Necronomicon