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 ori

It's Miskatonic Monday again, so here are some excellent new Call of Cthulhu community content titles to peruse in the Miskatonic Repository!A Peaceful CruiseLeith Brownlee ($3.99, 20 page PDF)With ma

Andrey Fetisov has gone and colored in all his pictures from the Gold ENnie award-winning Call of Cthulhu the Coloring Book - fortunately he stayed inside the (non-Euclidean) lines. And now you can ge

Chaosium is returning to Mayday Hills, the former Victorian-era asylum in the historic goldmining town Beechworth, a for Asylumfest, the Australian Horror book and pop culture festival. We're running

Mayday Hills is a former Victorian-era asylum in the historic goldmining town Beechworth, and is the venue this weekend for Asylumfest, the Australian Horror book and pop culture festival. We'll be th

Out now in print: the RPG Writer Workshop RuneQuest Adventure Collection! This 124-page softcover book brings together six RuneQuest adventures created by the graduates of the Storytelling Collective

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 pl

Basic Roleplaying Line Editor Jason Durall does a deep dive on how to best approach the BRP System when designing a game for your original setting.Our $10,000 Basic Roleplaying Design Challenge is ope

We are so thrilled to discover that there were 195 entries to the BRP Design Challenge! The judging team sure has their work cut out for them—watch this space in the coming weeks for further announcem

Entries are officially CLOSED! Good luck to all who submitted to the BRP Design Challenge.We will have an announcement about next steps in the judging process soon.

Now available on the Roll20 Virtual Tabletop, the Call of Cthulhu Investigator Handbook.The Investigator Handbook contains expanded rules for creating players characters, a wealth of over 100 occupati

This 2nd edition of the Call of Cthulhu Keeper Decks boasts a new and streamlined card design. Every card of each deck contains all-new art, and many cards have updated names, characteristics, and des