Recent content by Michael O'Brien

Our community manager Bridgett Jeffries is interviewing GMs from our Cult of Chaos gamemaster program and creators for our community content programs at DriveThruRPG - the Miskatonic Repository (Call of Cthulhu), Jonstown Compendium (RuneQuest-Glorantha), and Companions of Arthur (Pendragon)...

A fabulous selection of community content titles, good to go for Chaosium Con Australia tomorrow. Once again, the independent Call of Cthulhu, RuneQuest and Pendragon creators who made these works get their usual royalty from these sales!

A gathering of cultists at tonight's 20th anniversary screening of The Call of Cthulhu at The Sun Theatre in Melbourne, Australia. Chaosium Con Australia international guests of honour Sean Branney and Andrew Leman presented their movie and hosted a Q&A session afterwards. A brilliant evening...

From our talented friends at Type40: Extremely limited edition Only 50 made, numbered from 1 to 50 on the inside. 50th Anniversary Designed specifically to carry and protect your Chaosium rule books. Beautiful and hard wearing High quality, handmade. These will last for decades and age...

Cthulhu doomed the Star Cinema on a rainswept and pitch black winter's night, with a special screening of the HPLHS adaptation of "Call of Cthulhu", followed by a Q+A with Sean Branney hosted by Chaosium writer Mark Morrison. A dedicated crowd of Bendigo cinephiles, Call of Cthulhu players and...

Women, Trans and Non-Binary in Games Meetup, June 26 Community content writers and Chaosium Con guests Jane Routley, Kat Clay & Sasa Lestrange are hosting a gathering of women, trans and non-binary people in games from 7pm at the Yarra Lounge in Yarravile on Thursday 26 June, conveniently before...

Board Games Library We'll have a board games library! Here are the games on offer: Cthulhu Wars, The Gods War, Pandemic Cthulhu, Arkham Horror (1987 Chaosium edition!), Miskatonic University: The Restricted Collection, Khan of Khans, and Mythos CCG. We'll also be running demo sessions of Horror...

Now a free download at Itch.io the Basic Roleplaying Universal Game Engine Quickstart. With three adventures! https://chaosium.itch.io/basic-roleplaying-universal-game-engine-quickstart

Chaosium Con Australia Update: We've tweaked the schedule and added some new VIP Games: if you're coming to Chaosium Con 🇦🇺 do check them out! This is your opportunity to play at the table of top tier creators and GMs, and support the convention...

We are pleased to announce Australian novelist and Pendragon RPG writer Garry Fay will be attending next weekend's Chaosium Con Australia as a Special Guest. Garry's works for Pendragon include Blood & Lust, The Spectre King, and Tales of Magic & Miracles. He is also a founding contributor to...

Available as a free download from Chaosium.com and DriveThruRPG: Powering some of the most influential and celebrated roleplaying games of all time, Basic Roleplaying is presented here in an easy-to-use, intuitive, and accessible quickstart. The system is at the heart of Call of Cthulhu...

It's Free RPG Day 2025, and we're taking part! At participating Friendly Local Game Stores around the world pick up your copy of the The Basic Roleplaying: Universal Game Engine Quickstart. Powering some of the most influential and celebrated roleplaying games of all time, the Basic Roleplaying...

Earlier this week we talked about the huge slate of gaming sessions and panels at Chaosium Con Australia, coming up, June 27-29 in Melbourne. Here are some other cool things to get involved in next weekend! The Great Pendragon Joust Mark has always wanted to run Pendragon for 64 or 128 people...

Chaosium Unveiled looks inside Age of Vikings, our newest TTRPG line. In the Age of Vikings roleplaying game, you are transported to medieval Iceland—a vibrant land on the edge of the known world, where Vikings seek honor and fame through adventure. Adventure Awaits - Get your copy of Age of...

Horror! Madness! Secrets! Call of Cthulhu returns to the Edinburgh Fringe Festival, live on stage at the National Library of Scotland! Join our star team of investigators*, Sydney Amanuel (Glass Cannon Network, The Lost Mountain Saga), Sam See (Stand-Up Asia, The Jim Jeffries Show), Josephine...