Returning as QuestWorlds publications! The Coming Storm and The Eleven Lights were originally HeroQuest titles, but have been rebadged. Together, these two books form a truly epic Gloranthan #TTRPG campaign.

Ab Chaos #285 - Out now for Call of Cthulhu! - The Sutra of Pale Leaves: Carcosa Manifest. Plus, out now on Foundry VTT: Call of Cthulhu Core Content! mailchi.mp/65ce1451e2a5...

Whispers speak of the coming of the King in Yellow. The stars born and strange portents herald the arrival of Carcosa, the twilight city of wonder and horror… Call of Cthulhu: The Sutra of Pale Leaves - Carcosa Manifest is available now! buff.ly/kaGM72k

Out now on #FoundryVTT! The Call of Cthulhu Core Content package contains everything you need to play Call of Cthulhu on Foundry including lethal weapons, forbidden tomes, arcane spells, eldritch horrors, and more! www.foundryvtt.store/products/cha... #callofcthulhu #vtt #ttrpg

Deal of the Day: Going Underground, a case File for the Rivers of London roleplaying game, is 80% off at @drivethrurpg.com. Today only!

Want to learn how to roll up a character for the ElfQuest Roleplaying Game? Here Chaosium president and head of our nostalgia department Rick Meints shows how it is done:

"Taken together, they form an important foundation for bringing mythology to life in #RuneQuest campaigns. Important stuff, since RQ is essentially a game about living mythology!" — The Vintage RPG podcast looks at the Cults of RuneQuest series:

Seasons of Magic is still as free as ever! Sneak a peek now ahead of #SXSW Sydney 2025, where it’ll be included in the Games Showcase. www.drivethrurpg.com/en/product/5...

"Possibly the ultimate foundational RPG setting" is how Setting First describes Greg Stafford's #Glorantha, the setting for the #RuneQuest TTRPG.

Of the current #Chaosium team, who has worked for the company going back the furthest? The answer may surprise you! That, and plenty of other revelations - past and future - in this discussion.

Player sign-ups for the free online Miskatonic Repository Con are officially open! Games went fast last year, so hop in and sign up for the fun! The Con will run October 17-19. tabletop.events/conventions/... #ttrpg #CallofCthulhu #horror #convention #ttrpgcommunity @chaosium.bsky.social

Join Chaosium's Community Coordinator Bridgett Jeffries @symphonyhorror.bsky.social as she hosts the AMA for Chaosium's 50th Anniversary with company president (and head of the nostalgia department) Rick Meints @rickmeints.bsky.social and vice president MOB @mrmob.bsky.social ...

"A feast from beginning to end... Stepping into the fog under the gaslight has never looked more appealing." — Paul StJohn Mackintosh review of the Cthulhu by Gaslight Investigators' Guide, in Occult Detective Magazine #11 greydogtales.com/blog/occult-...

The Kristmas @the-kraken.bsky.social (Dec 12-15) might will be the last event in 2025 that celebrates 50 Years of Chaosium! Keris McDonald, associate editor for Call of Cthulhu and line editor for Cthulhu by Gaslight and The Sutra of Pale Leaves is a special guest. www.chaosium.com/blogchaosium...

Launching Sept 30, the next adventure by our friends Pine Box Entertainment! Set in the world of Greg Stafford's #Pendragon, Glory of the Round Table is a card game where you compete to join the ranks of the round table and work together on noble quests:

Gamehole Con is all about tabletop gaming and all the fun that goes with it. And we're excited to be coming to #Gamehole. In fact, we're major sponsors this year, as part of our company's 50th anniversary celebrations. www.chaosium.com/blogchaosium...

Available as a free download! This pack includes 14 pre-gen #RuneQuest player characters from the Gloranthan Elder races, ready for immediate play in your RuneQuest Roleplaying in Glorantha games. Each comes with their own history, motives, and worldviews.

The digital RuneQuest Adventure Tokens pack includes tokens for every character and creature in the RuneQuest Starter Set, as well as all of the enemies from RuneQuest: Roleplaying in Glorantha and the RuneQuest: Glorantha Bestiary. Shop now: www.chaosium.com/runequest-ad...

Happy 70th birthday 🎂 to the original creator of Call of Cthulhu, the Only Old One himself, Sandy Petersen. (that's Sandy in the Citadel t-shirt, with Chaosium founder Greg Stafford, back in 1981)

The Winter Phase will soon be over... have you signed up to get notified when our Pendragon Classic Kickstarter goes live?

🕯️Select titles Call of Cthulhu from @chaosium.bsky.social on Fantasy Grounds VTT. Unearth cosmic horror on sale now. Dare to play, before it is too late! 👁️ www.fantasygrounds.com/store/?minDi...

"12+ hours of epic tabletop adventures in the heart of Berlin 🇩🇪". Basic Roleplaying and Age of Vikings creative director Jason Durall will be representing Chaosium at #BIRCON, the Berlin International Roleplaying Convention in October.

Rivers of London, Call of Cthulhu, and Pendragon - at Convergence in Hamilton, New Zealand Aotearoa 🇳🇿. And then Brian's Horror in Gaming panel.

What did you miss at Impromptu Con? discord.gg/phXSCzd7Sj

Actual Play livestream of Sabrina Haenze's Gold Bestselling Call of Cthulkhu scenario 'Saturday the 14th' is live streaming now at Impromptu Con! Watch here: discord.gg/phXSCzd7Sj

Pulp Cthulhu is a game of weird science, dark deeds, and larger-than-life heroes. Get the all-new collector's edition today! buff.ly/8EYhU5d

ChaosiumCon EU takes place October 30th - November 2nd. You can join our tribe with the official Chaosium Con 2025 T-shirt, designed exclusively for this year’s convention! All details here → bit.ly/3HPXWK2

Impromptu Con is happening; right now Chaosium cartographer Matt Ryan is drawing, layering, chatting, and teaching in front of a live studio audience. Join in the fun on our official Discord, all the details here: www.chaosium.com/blogwhats-ha...

Masks of Nyarlathotep is the quintessential campaign for Call of Cthulhu. It is globe-spanning. It is deadly. It is entrenched with mystery upon mystery. The fate of the world rests on its outcome. Get the all new collector's edition of the greatest TTRPG campaign of all time! buff.ly/QuZTa8F

Here's the program and the FAQ!

We've just opened the restricted section of the library... All new Call of Cthulhu collector editions are now available for Pulp Cthulhu, The Grand Grimoire of Cthulhu Mythos Magic, and the epic Masks of Nyarlathotep! Browse now: buff.ly/63Folel

Hey, don't forget Impromptu Con is happening this weekend on Chaosium Discord! All the details here: www.chaosium.com/blogimprompt...

New podcast with @paulfricker.bsky.social as we discuss systems - help or hindrance in #ttrpgs? Roll Spot Hidden to find the secret new skill in Call of Cthulhu, discover if you're even playing the right system for you, and many other treats! creators.spotify.com/pod/profile/...

Chaosium's Ian Cooper is at The Owlbear and Wizard's Staff this weekend (Leamington Spa 🇬🇧 Sep 21-14) chaosium.com/blogian-coop...

The Refereeing & Reflection blog describes our Basic Roleplaying GM Pack's rules reference booklet as "an absolute tour de force of the layout artist’s skill, with each double-page spread being impressively information-dense but also delightfully clear." They also really like the #BRP screen itself.

We invite you to the Chaosium Con Europe VIP Dinner in Gdansk 🇵🇱 (Thu Oct 30) Meet the tribe, connect with fellow fans & share a meal with special guests from Chaosium in a relaxed, friendly setting. Among those in costume, we’ll draw prizes during the event! Limited spots available—reserve early!

Get ready for an epic long weekend of cosmic horror, mythic quests, and camaraderie! ChaosiumCon EU hits Gdańsk from October 30 to November 2, 2025! Mark your calendars—and clear your schedules—for a weekend of legendary storytelling! Tickets here: chaosiumcon.eu

@chaosium.bsky.social joins us as special guests for this year's Convergence! They will be running 5 games in the first session of each day, followed by a short panel discussing 50 years of Chaosium, and how to run horror games. Last few tickets remaining: convergence-2025.lilregie.com

Officially kicks off tomorrow! There are already a couple preview episodes to listen to describing what it is all about.

On today's blog, Helgi enters a 12-step program, but it's not the kind you'd expect. Follow along as he sits down to make a Viking in Chaosium's Age of Vikings and accidentally creates the next great saga hero. www.questportal.com/blog/age-of-...

#seeninthewild - Chaosium CEO Neil Robinson @orlanthifool.bsky.social dropped by Gabi’s Olympic Cards & Comics in Lacy, WA 🇺🇸, and was impressed by buzz of activity in the store, and their large selection of Chaosium titles! bit.ly/4kLaekY

"You just can't improve on perfection"—so said RPG historian @shannonappelcline.bsky.social about Pendragon, in the influential collection Hobby Games: The 100 Best (2007). On the 40th anniversary of the first release of Pendragon, we're bringing back the original:

#seeninthewild – our community ambassador Don Ford is at Glorantha Games in Birmingham 🇬🇧 this weekend. It takes place at @waylandsforge, which certainly lives up to its reputation as Birmingham’s premier game shop, with an impressive selection of Chaosium releases.

BRP creative director Jason Durall is a guest of honour at Kapitularz Fantasy Festival 2025 in Łódź, Poland 🇵🇱 this weekend, and was pleased to see plenty of Chaosium products on offer. #seeninthewild

At ChaosiumCon EU you’ll have the chance to meet some of the talented artists behind Call of Cthulhu, Pendragon, RuneQuest, and more. Don’t miss the Artist Alley at the convention! Tickets here: buff.ly/J7ZqYRe

"Some things age, like milk, and others, like wine. Sun County finds itself in the latter category," says @britfantasysoc.bsky.social. "Sun County might be a reissue of an older supplement, yet it has aged remarkably well." britishfantasysociety.org/review/49841/ #runequest #ttrpg

Join the tribe with the official Chaosium Con Europe 2025 T-shirt, designed exclusively for this year’s convention!

After 40 years, as part of the 50th anniversary of the founding of the company, we are proud to publish that original edition of Pendragon, as pure and raw as it was back then, with bonus content from the archives. Sign up today to be notified at launch! buff.ly/iXnRaAf

Age of Vikings creative director Jason Durall discusses various ways to expand and improve your gaming experience with the new Age of Vikings #TTRPG. First off is the Age of Vikings core rulebook's intro adventure, “The AlÞing” (pronounced “all-thing”).

Horror, myth and magic – Chaosium is back in Edinburgh and all set up and ready for Tabletop Scotland 🏴󠁧󠁢󠁳󠁣󠁴󠁿!