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Extended by a week! Step into a world of horror, mystery, and imagination with the Chaosium Fall Sale! Save up to 40% on core rule books and starter sets. Save 20 - 80% on 147 Chaosium titles.  -- We have also added several new items to the sale! --  Fall Sale Ends 11. … read more

Check out this amazing playthrough by The Brothers Murph of our coming game Call of Cthulhu: Old Ones Origins! Who claimed victory? How did the cosmic battles unfold? Watch the full playthrough and find out! Designed by Samuel Bailey, the creator of Forbidden Stars, Call of Cthulhu: Old … read more

Unnatural Selections #103 — The 'Unnatural Selections' series is our regular round up of notable Chaosium reviews worth a look. “Probably going to be my Game of the Year… this game is a masterpiece, home run game,” says Bryan Drake of The Dice Tower. Watch Bryan's comprehen … read more

Save the date! Impromptu Con is back - November 13th-15th on Chaosium Discord. Impromptu Con is a low impact, easygoing, and free online gaming convention that celebrates all things Chaosium! Games will be running the entire weekend from volunteer GMs (including you, if you’re interested). C … read more

Chaosium vice president Michael O'Brien and Call of Cthulhu creator Royce Wilson (co-author of the coming Call of Cthulhu release Tools of the Trade) are special guests at KaijuCon 2, taking place in Nagoya, Japan on October 24th. KaijuCon is Nagoya's first dedicated tabletop and board gaming conve … read more

Now available on Virtual Tabletops! — Innsmouth and Arkham, the two superlative titles in our acclaimed 'Arkham Unveiled' series for Call of Cthulhu! Call of Cthulhu Innsmouth on Roll20 VTT Call of Cthulhu: Innsmouth is the definitive guide to the rotting seaport town—one of the m … read more

Explore the definitive guide to the Cthulhu mythos—from Azathoth to Zylac.   The Encyclopedia Cthulhiana is an essential resource for cosmic horror enthusiasts, gamers, and researchers. Learn the origins of the gods and monsters from the pantheons of H.P. Lovecraft and beyond. Gaze … read more

Chaosium President Rick Meints shares stories from a life-time as a collector of all things Chaosium. As I sifted and sorted through a few more older files and folders I happened upon a simply labeled stack of papers. The cover sheet stated "One Night." I thought to myself, "no, this coul … read more