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Learn how to play Credo: The Game of Duelling Dogmas with Kat Clay from Chaosium. Credo is a strategic negotiation and voting game for 3–6 players set during the formative centuries of early Christianity. Grow your flock, thwart rival bishops, and ensure your beliefs are accepted into the Cr … read more

We announced a lot of exciting things for the rest of the year at Chaosium Con UK this past weekend! … read more

Chaosium will be at Armageddon Auckland this weekend, Aotearoa New Zealand’s most exciting Science Fiction and Entertainment convention.  We'll have a booth, demo games, and will be participating in panels and more! We'll also be able to tell you all about Chaosium Con New Zeal … read more

Official t-shirts for Chaosium Con USA 2026 coming up next month. Even if you can't make it to Ann Arbor join in the spirit!  Available from SIZ S - 5XL at our Redbubble store: White Logo Green Logo Chaosium Con 2026 tickets are on sale now! Get your ticket for a weekend dripping with cosmi … read more

What's coming from Chaosium in the first half of 2026? Check this out! Stay tuned for more info on each as we get closer to release! Which one are youy most excited for? Please note there are some other releases planned (including for our fiction and nostalgia lines) that we have not finalised the … read more

Last November as part of Chaosium's 50th anniversary celebrations, Rick Meints, Chaosium president and head of the company's Nostalgia Department, was a special guest of the Grognard Files at their annual convention, GROGMEET. Host Dirk the Dice set Rick the challenge of finding five items from th … read more

Wow, it sure has been a busy 50th Anniversary year for the Chaosium team! In case you've missed something, here's a reverse run-down of everything new we've released in 2025, on the Chaosium website, at DriveThruRPG, in retail distribution, and a few other unlikely places, such as Steam and D&D … read more

The Complete Call of Cthulhu Experiencein a Special 50th Anniversary Collectable Slipcase Set The Call of Cthulhu Keeper Rulebook, Investigator Handbook, and Keeper Screen Pack are brought together in a premium collector’s slipcase, with all new cover art by acclaimed Swedish artist … read more