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Ever since its release in 1984, Masks of Nyarlathotep has been considered one of the finest supplements for Call of Cthulhu, a roleplaying classic. Countless players have dared to thwart the machinations of Nyarlathotep and plumb the mysteries of the Carlyle expedition. Keeping this globe-trott … read more

 While we're getting ready to launch the RuneQuest Quickstart on Free RPG Day this Saturday, and run plenty of games and demos at Origins Games Fair in Columbus OH, our friends at Focus Home Interactive are gearing up to present Call of Cthulhu—The Official Video Game at E3, … read more

The Two-Headed Serpent, An Epic Action-Packed and Globe-Spanning Campaign for Pulp Cthulhu is available now in hardback, direct from Chaosium.com!"A cross between Indiana Jones and Hellboy... awesome action movie fun with a beautifully realized Lovecraftian back drop... The staff at Chaosium ha … read more

Chaosium has launched a new set of fan-use and licensing policies, offering individuals, small publishers and commercial partners the opportunity to share their creations or to partner with us. We support and value the contributions of the wider Chaosium Tribe. If you're interested in … read more

UK Games Expo 2017 is fast approaching! Chaosium will be there, with seminars, designers, and the Cult of Chaos running games.We will also have the following stock available at our booth - Stand C5 NEC Hall 1. Don't worry, if you buy at the booth, we'll also send you the PDF!All price … read more

The award-winning writer and editor James Lowder, Chaosium's Executive Editor for Fiction, is Keeper for a special Call of Cthulhu session at Gen Con in aid of the Worldbuilders charity ("geeks doing good").Says James:"My event for the Worldbuilders charity is now live on th … read more

From Mike Mason, Call of Cthulhu line editorEarlier this year Chaosium invited members of the Cult of Chaos, our cadre of volunteer game masters, to submit pitches for short scenarios that could be played in a single 4-hour time slot at games conventions.We received over 100 pitches and from th … read more

At its heart, Chaosium is a roleplaying game company. Since RuneQuest came out in 1978 and Call of Cthulhu followed in 1981 we've been producing award-winning roleplaying games with artistic integrity. The who's who of RPG writers have all contributed to make our games great. We'd love for you to jo … read more