chaosium,inc

Death and Discovery in the Vermont Hills. Following the ill-fated Miskatonic University research expedition to Vermont in late 1929, when one stude...

Call of Cthulhu is a roleplaying game of secrets, mysteries, and horror based upon the worlds of H. P. Lovecraft. Playing the role of steadfast inv...

Will you stand against the horrors of the night? Whether learned professor, nosy journalist, or hard-hitting detective, investigators need all the ...

Cults of Cthulhu delves into the human side of the dark and horrific world of those who worship the dead yet dreaming abomination known as Great Ct...

Mansions of Madness Vol. 1 contains five scenarios for use with the Call of Cthulhu Starter Set or the 7th Edition Call of Cthulhu: Keeper Rulebook...

A WORLD OF MYSTERY, HORROR, AND ADVENTURE IN A BOX! This Starter Set contains everything you need to start playing Call of Cthulhu the tabletop rol...

An action-packed, globe-spanning, high-octane campaign set in the 1930s for Pulp Cthulhu, the heroes in The Two-Headed Serpent face the sinister co...