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Chaosium was born out of fiction—company founder Greg Stafford discovered his mythic world of Glorantha through his writings. Only a few years later, Sandy Petersen turned H.P. Lovecraft’s most famous story of the Cthulhu Mythos into our most award winning RPG game, Call of Cthulhu. Since 1992, Chao … read more

Chaosium's James Lowder, Executive Editor for Fiction, is a guest this Saturday, April 21 at Concinnity 18, a gaming and science fiction convention at the Milwaukee School of Engineering. He's participating in a panel at noon on writing for Dungeons & Dragons and Call of Cthulhu, then running h … read more

Syrinscape and Chaosium Inc. Announce Partnership to Create Official Sounds for Legendary Game of Mystery and HorrorSyrinscape, the award-winning app that creates movie-like, immersive sound for tabletop games and Chaosium Inc., acclaimed publisher of award-winning books, roleplaying games, … read more

A quick note from Susan, our board games line editor: Exciting news—our next board game is close! Last year, after some 25 years away, Chaosium got back into boardgames. This first foray brought together German board game wizard Reiner Knizia and "the Grand Shaman of Games" himse … read more

Petersen's Abominations, now out in full-color hardback, is Chaosium's newest collection of Call of Cthulhu adventures.Hatched from the twisted imagination of the legendary Call of Cthulhu creator Sandy Petersen himself, they began life as scenarios he's ran at conventions - "when I run a game … read more

Chaosium is attending the GAMA Trade Show in Reno NV this week (March 12-16), the largest business-to-business event in the U.S. for the hobby industry. Chaosium President Rick Meints is presenting on two panels:—Working with Printers Successfully (Mon 12 March, 1:30-3:00PM) Info … read more

March 4 is International GM's Day! To celebrate, over at DriveThruRPG there's 33% off a huge selection of Chaosium titles (and thousands more besides).Grab your dice and go—the sale runs for another week! … read more

Fantasy Flight Game's Masks of Nyarlathotep Expansion for Eldritch Horror is now out in general release!And there's a flyer in the box about the forthcoming new edition of Masks for Call of Cthulhu, with a link to this landing page: https://www.chaosium.com/masks.When Chaosium's new editio … read more