Blog

The Two-Headed Serpent is our action-packed, globe-spanning, and high-octane campaign set in the 1930s for Pulp Cthulhu. Want all the handouts for your players? Don't want to cut your book apart?Rest easy! We have created a free 42 page Keeper Resource Pack for The Two-Headed Serpent, with … read more

The Grand Grimoire of Cthulhu Mythos Magic is available now in hardback, direct from Chaosium.com! An essential supplement for Keepers of Arcane Lore—over 550 spells of dire consequences, secrets, and unfathomable power! Here are gathered spells drawn from over thirty years of Ca … read more

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