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What happens when an algorithm is trained on data corrupted by cosmic evil? ALChat is a real-time data-mining generative AI with a malign intelligence. Just as a diffusion model destroys data to create images, ALChat murders the living to create new synthetic life. In this modern Call of Cthulhu scenario, the investigators must solve the mystery by navigating a rapidly shifting metaverse, investigating... [click here for more] |
Chaosium |
$2.99
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Dockside Dogs is a modern-day, one-shot scenario for Call of Cthulhu for three to six players.
This was supposed to be a simple heist.
A group of well-dressed criminals arrive at a warehouse after pulling off an extraordinary crime. They know each other only by their pseudonyms - Mister Black, Mister Red, Mister Green, Mister Purple, Mister Beige and Mister Silver.
The plan is... [click here for more] |
Chaosium |
$6.99
|
An astronomer from Miskatonic University disappears while making some lunar studying, in her home observatory. On her last contact, she talks about discovering something incredible. The MU financed the final part of the research and now fears that she is a charlatan. The University contacts Investigators to check Loretta’s home for answers to her disappearance after funding her research.
... [click here for more] |
Chaosium |
$2.00
|
NOTE: THIS IS THE ROLL20 CONVERSION.
YOU CAN ALSO PURCHASE THIS TITLE AND THE PDF VERSION TOGETHER AT A DISCOUNT
Five scenarios of Cthulhu Mythos terror designed for new players and keepers!
Doors to Darkness is a collection of five scenarios for Call of Cthulhu. Explore the signature setting of 1920s New England through these tales of eldritch... [click here for more] |
Chaosium |
$23.99 $19.19
|
This special bundle product contains the following titles.
Doors To Darkness | Roll20 VTT Regular price: $23.99 Bundle price: $19.19 Format: Roll20 VTT
NOTE: THIS IS THE ROLL20 CONVERSION.
YOU CAN ALSO PURCHASE THIS TITLE AND THE PDF VERSION TOGETHER AT A DISCOUNT
Five scenarios of Cthulhu Mythos terror designed for new players and keepers!
Doors to... [click here for more] |
Chaosium |
$41.47 $33.18
|
Whoever messes with the ancient powers of Egyptian pharaohs can be struck by the curse of the pharaoh! Already many have dug and explored too deep. But occasionally it is not so much curiosity but its lower form, the greed for wealth, which - as in this adventure - is the undoing of two workers from Aken. If only they had taken the warning on the transport crates seriously. But they have sealed... [click here for more] |
Chaosium |
$8.00
|
Resembling a plot line from one of his classic horror movies, the body of director Roger Colwin has been stolen from a church in New England. The local police suspect opioid addicts, his daughter suspects misguided fans and the community is baffled. It is up to the investigators to go down to New England town and sort things out.
This complete rewrite and update of the 1992 original adventure is pay... [click here for more] |
Chaosium |
Pay What You Want
|
Doctor William Clarke has gone missing, it is unclear what is behind his disappearance. A researcher by trade, Dr. Clarke has travelled the world and likely made many enemies along the way. Dr. Clarke is a well known individual, his disappearance is likely to attract attention and be reported in papers around the world.
The Investigators need to find Dr. Clarke and find out what happened to... [click here for more] |
Chaosium |
Pay What You Want
|
Of all people in history, Dracula has perhaps come closest to the Outer Gods. He understood their powers and nature, but these are concepts that a human—no matter how powerful—can barely contain in their head. The count did not so much go mad as changed his perspective.
Dracula, The Great Old One is an independent supplement for Call of Cthulhu 7th Edition. Inside you'll... [click here for more] |
Chaosium |
$5.99
|
Drawn from the Dark is an anthology of adventures from both the 1920s and Modern eras for a varying number of investigators that can be played in a single evening or over several sessions. The adventers can be played as one-off challenges or as part of a larger, on-going campaign. This third volume in the Tales of the Monolith constitutes the remainder of scenarios and other material for Call of... [click here for more] |
Chaosium |
$8.95
|
Come Home... to the Dream House.
On a snowy winter's evening, an elderly friend needs help finding something he's lost. He’s preparing a cozy dinner as a way of saying thanks. Isn't it nice to see familiar faces again?
Can you help him find what he’s lost? Are you sure that you want to?
This is not your classic Haunted House tale…
In honor of the 40th anniversary of Call of Cthulhu,... [click here for more] |
Chaosium |
$3.99
|
Myths of the Kalevala, iron age bog grave and epidemy of madness are connected in this present-day adventure. Cthulhu mythology lives in dark corners of Finland and investigators will meet both academic challenges and great danger..
This scenario is part of the Northern Lights and Darkness collection. Scenarios in this collection share the common traits that they are set in a Nordic country, written... [click here for more] |
Chaosium |
$5.00
|
These maps include a commercial license, as such, you can add them to your products. You may not use this image as a selling point or include these illustrations in another stock art collection, other specific actions not admisible are described in the attached copyrights document.
This article contains 2 maps of 1 area. One with text and one without.
These maps have high resolution. They... [click here for more] |
Chaosium |
$4.95
|
These maps include a commercial license, as such, you can add them to your products. You may not use this image as a selling point or include these illustrations in another stock art collection, other specific actions not admisible are described in the attached copyrights document.
This article contains 2 maps of 1 area. One with text and one without.
These maps have high resolution. They... [click here for more] |
Chaosium |
$4.95
|
These maps include a commercial license, as such, you can add them to your products. You may not use this image as a selling point or include these illustrations in another stock art collection, other specific actions not admisible are described in the attached copyrights document.
This article contains 2 maps of the city Celephais in Chaosiums Dreamlands.
1 Text and 1 Blank.
... [click here for more] |
Chaosium |
$4.05
|
These maps include a commercial license, as such, you can add them to your products. You may not use this image as a selling point or include these illustrations in another stock art collection, other specific actions not admisible are described in the attached copyrights document.
This article contains 2 maps of the city Celephais in Chaosiums Dreamlands.
1 Text and 1 Blank.
... [click here for more] |
Chaosium |
$4.05
|
These maps include a commercial license, as such, you can add them to your products. You may not use this image as a selling point or include these illustrations in another stock art collection, other specific actions not admisible are described in the attached copyrights document.
This article contains 4 maps of the city Celephais in Chaosiums Dreamlands.
1 Text Day - 1 Text Night
1 Blank... [click here for more] |
Chaosium |
$5.05
|
These maps include a commercial license, as such, you can add them to your products. You may not use this image as a selling point or include these illustrations in another stock art collection, other specific actions not admisible are described in the attached copyrights document.
This article contains 1 map of the city Zais in Chaosiums Dreamlands.
OBS!
This is my version of the city... [click here for more] |
Chaosium |
$3.50
|
May 1924 - London, England
Mary Perkins, a promising young journalist working for The London Evening News is missing. Can the investigators find her, overcome the terrors that confront them, and escape with their sanity? The fate of humanity is in your hands.
Dreams of Ghaa-Xothal is an epic campaign for 2 to 4 investigators. The players will visit the smog laden streets and... [click here for more] |
Chaosium |
$24.99
|
Two dark entities — one created by an unnatural disaster, the other ancient — vie for the body and soul of a rising rock star in ’90s Detroit.
Investigators have five nights to face these dangers before an apocalyptic performance that will change the world.
The adventure is intended for three to five investigators over the course of two sessions, and can be used to continue an existing campaign... [click here for more] |
Chaosium |
$1.00
|
Hieronymus Bosch’s world-famous painting The Garden of Earthly Delights will undergo renovations. Just before the renovation, the directors of El Prado Museum are organizing an exhibition with the participation of the art and society community. On this important night, art is not the main topic, but something much more insidious and terrifying awaits the guests.
This scenario can be played with... [click here for more] |
Chaosium |
$7.53
|
Bustling 1922 Chicago, Illinois is the destination of destiny for investigators in search of answers about lost family. Old enemies and secret societies reshape their past into an immediate present when investigators find themselves in 1907 in the lives of their ancestors, under threat from festering forces aided by an ancient, fate-altering evil.
Content Warning: bugs, PC swap, homelessness,... [click here for more] |
Chaosium |
$2.99
|
This special bundle product contains the following titles.
7 classic-era 1920s/30s Call of Cthulhu scenarios set around the world, featuring locations in Japan, Germany, the USSR, England, Canada, Sweden, and India.
A Chill in Abashiri - A 1920s Taisho-Era Japan Scenario Regular price: $3.96 Bundle price: $2.92 Format: PDF A Chill in Abashiri
A 1920s Taisho-Era... [click here for more] |
Chaosium |
$33.47 $19.75
|
May 11, 1985: It's prom night, Hamilton High seniors! Bring your dates, your big hair, and your corsages, and be prepared to have the time of your life! Nothing bad *ever* happens on prom night? Right?
This 1980s Call of Cthulhu 7e scenario is intended for one 3-4 hour session of play, with 2-6 investigators, depending on Keeper preferences. 6 pre-generated characters utilizing 80s high school tropes... [click here for more] |
Chaosium |
$6.95
|
This special bundle product contains the following titles.
Deep-Seeded Secrets Regular price: $3.99 Bundle price: $2.50 Format: PDF Ipswich, Massachusetts. December 1922. Investigators follow a cryptic letter to a Colonial-era homestead-turned-hotel which floats more than a cultural past. Amid a foul odor and rumors of hauntings and a shipwreck, they barely tread... [click here for more] |
Chaosium |
$9.98 $5.00
|
On the craggy island of Midland Skerry stands a Lighthouse, ensuring the safe passage of ships and sailors that ply this treacherous coast. But as the waves crash and a storm brews, something dark stirs beneath the island...
Brought to you by award-winning Chaosium licensee, Type40, Endless Light is the second Call of Cthulhu adventure in the monthly Seeds... [click here for more] |
Chaosium |
$8.99 $4.99
|
Expanded Occupations for Cthulhu Dark Ages adds twenty-six new occupations for Dark Ages investigators, more than doubling the original twenty found in the Cthulhu Dark Ages sourcebook.
This supplement includes:
Twenty-six new occupations or variants of occupations, from astrologers to missionaries to nobles to... [click here for more] |
Chaosium |
$1.99
|
"Exploding Cultists"
A One Page Investigation for Call of Cthulhu
The characters witness a shocking spontaneous human combustion event, and are soon contacted by Professor Swales, who is researching this topic. It isn't long before Prof. Swales life is in danger.
What looks like spontaneous human combustion is a violent and abrupt human sacrifice. Orchestrated by an Irish disident, summoning Star... [click here for more] |
Chaosium |
$1.99
|
Fantastic Light Display is a 1920s Call of Cthulhu 7th Edition one-shot for 2-4 players set during a music festival at Miskatonic University. Investigators will need to discover the cause of a mysterious death at the festival. Is it cosmic, human, or something else entirely?
The Scenario includes:
4 optional pre-generated character sheets
2 location maps
2 player handouts
This adventure... [click here for more] |
Chaosium |
$2.99
|
This game is intended for a mature audience and contains themes that are adult in nature.
Death Toll is the first book in a CoC adventure series that covers one of the last legs of the migration route to California called The Carson Trail. We pick up the trail at Lovelock, Nevada, as the party starts the treacherous crossing of the 40-mile desert; an alkali sink full of sucking... [click here for more] |
Chaosium |
$14.50
|
By Al Smith
Original art by Kathryn Jenkins and Evlyn Moreau.
If you build it… THEY will come! In this baseball-themed Pulp Cthulhu scenario, investigators play members of the All Nations baseball team, a team comprised of players that have been shut out of the major leagues. Now, they’re barnstorming across the country, playing games in whatever small town will have them.
Now the owner has... [click here for more] |
Chaosium |
$2.99
|
Set in 1920s Scotland, this adventure sends the investigators on a journey to find who or what has been stealing fingers. What is the connection between the missing fingers and an old tale of gold, madness and death? ... [click here for more] |
Chaosium |
Pay What You Want
|
"A group of friends gather at their favorite speakeasy to enjoy the jazz, the Juice, and each other's company.
Tonight, something big is going to happen. They just don't realize it's going to happen to them..."
Brought to you by award-winning Chaosium licensee, Type40, Fish In A Barrell is the sixth Call of Cthulhu adventure in the monthly Seeds of Terror range.
Written by Phil Anderson,... [click here for more] |
Chaosium |
$8.99 $4.99
|
Five Faces of Fear is a collection of five ready to play scenarios for Call of Cthulhu 7th Edition. Within these pages you will find a setting guide to Modern Ireland, as well as adventure, mystery and horror that will take you from modern day Cape Town to Victorian Liverpool, rural Ireland and even to the Peninsular War.
1. Silent Key
When an amateur short wave radio operator or ‘HAM’... [click here for more] |
Chaosium |
$10.00
|
Flash Cthulhu: Café au Morte
Boston, 1928. Some old friends are out for coffee when the tinkle of the bell announces an unexpected patron's entrance...
Written by Michael Reid, author of the Gold best-selling Branches of Bone - A Cthulhu Dark Ages Viking Age Scenario, the Electrum best-selling A Chill in Abashiri - A 1920s Taisho-Era... [click here for more] |
Chaosium |
$0.99
|
Flash Cthulhu: Fair Porcine Prize
Lydford, Southwest England, 954 AD. The harvest fair competition brings folk from all the neighbouring villages to show off and sell their prized vegetables, fruits, and livestock. Infrith, a good-natured by rather pitiable peasant, brought his favourite sow, Pigwynn, to compete for the Biggest Porcine prize. But only half an hour before... [click here for more] |
Chaosium |
$0.99
|
Miskatonic University, Arkham, 1927
Twisted science and the dark magic of the Mythos combine to unleash a new horror of ravenous, hungry flesh. Can a group of students put an end to the chaos before it consumes Arkham?
FLESH WOUNDS is an action-packed, high-stakes, classic 1920's era scenario for Call of Cthulhu 7th Edition. Designed for... [click here for more] |
Chaosium |
$4.99
|
"A group of musicians are invited to perform for an impresario who can make or break careers – it’s a once in a lifetime opportunity.
But success can come at a price: and sometimes, the price of success is astronomical..."
Brought to you by award-winning Chaosium licensee, Type40, Flute of the Gods is the eleventh Call of Cthulhu adventure in the monthly Seeds of Terror range.
Written... [click here for more] |
Chaosium |
$8.99 $4.99
|
When an antique map is stolen the Investigators are asked to find it, and investigate the involvement of a formerly reformed burglar in its theft. This will in turn involve them in tales of hidden pirate treasure, ancient curses, and ultimately lead them to the quiet Cornish village of Porthollow.
Something terrible is afoot in Porthollow. An ancient darkness has been unleashed and a unnatural coiling... [click here for more] |
Chaosium |
$5.00
|
"Folded Space"
A One Page Investigation for Call of Cthulhu
Professor Gordon is missing and his lab has been destroyed in the most bizarre fashion, as if liquified and twisted in every direction.
Boston University wants you to find the missing professor, and discover what happened during the experiment that went wrong, without involving the police in what is a purely university matter.
Requires... [click here for more] |
Chaosium |
$1.99
|
Just admit it. You pulled a prank, put laxatives in the cafeteria food. Monday morning we’re all going in to see the Dean and you dipshits are getting expelled.
Except, you didn’t do it! If you don’t discover who did and prove it, you and your friends are getting thrown out of Miskatonic University.
Food Service is a Modern Day Miskatonic scenario. It is written... [click here for more] |
Chaosium |
$4.98
|
A Phantasmagoria of Illusion and Deception...
Ladies and Gentlemen, take your seats and witness the show of the one and only Thoth the Magnificent! A feast of impossible feats awaits you, a spectacle the likes of which few have seen and lived to tell the tale of. And that final reveal at the end? It’ll really make it a night you won’t soon forget…... [click here for more] |
Chaosium |
$5.00
|
You and your companions are recognized as local experts in things strange and unusual, which is why Dective Harden has asked you and your team to consult on the murder of Arkham socialite, Eugene Saltonstall. For the crime scene defies all resonable explanation, and is more aptly described as something strange and unusual. Drained of blood and torn to pieces, the murder of Eugene Saltonstall is something... [click here for more] |
Chaosium |
$3.00
|
An In Strange Seas adventure for Regency Cthulhu. The crew of the HMS Reliable take a few days of rest to explore the Pura Vida islands, an archipelago known for their unique flora and fauna but encounter something far more otherworldly than they could have ever predicted. Including that someone has been to this island before.
This scenario is designed to last for a short evening or as an interesting... [click here for more] |
Chaosium |
$1.50
|
Foreign Body - A Call of Cthulhu Homage to Tense Horror
After a long mining expedition to Antarctica, the crew of The Costaguana are on their way home when they receive an encrypted distress call from an uncharted island. What strange adventures await on their voyage home and what terrifying discoveries will be made? The only way to find out is to play.
Foreign Body is a tense and... [click here for more] |
Chaosium |
$2.00
|
Not everyone is welcome in the world. Places have been constructed to house those people that society deems unfit and mentally unstable. People of all walks of life find themselves in places like Broadhaven Asylum. The investigators are people like this, shunned by society despite the condition of their mental faculties. But something has gone wrong in Broadhaven.
This is a one-shot adventure... [click here for more] |
Chaosium |
$4.50
|
In the darkness she slumbered, until war tore open the land above her tomb. Now she is waiting...singing her songs, whispering in dreams, waiting to be freed.
A monstrous being seeks release at any price in this set of horrific adventures. Calling out to her followers in their dreams, she has inspired artworks and music to bring her closer to her freedom...and the world’s destruction.... [click here for more] |
Chaosium |
$12.00
|
In this classic 1930s era scenario, while enroute to the biggest show of their career, your music industry investigators come upon a fork in the road. What happens next is only for those who survive the ordeal to tell.
Full Page Artwork
Campaign Hooks
5 Pregenerated Characters
Easy to learn, easy to run
Just $1
... [click here for more] |
Chaosium |
$1.00
|
Four-Bit Characters, Vol. 1 Ten pre-generated characters for use as PCs or NPCs in the Call of Cthulhu (7e) RPG.
Each is based on a real historical figure, with skills, attributes, and biographies created through extensive historical research.
Featuring artwork by Luis Miguez. In this volume:
Sonia Greene Lovecraft - shopkeeper & writer (Classic... [click here for more] |
Chaosium |
$5.00
|
This is a free pre-generated character for use as a player or NPC in the Call of Cthulhu RPG, 7th ed., classic 1920s era. The PDF includes a summary page plus a two page digital, autocalculating character sheet filled in with stats and background of this real, historical person. Bashford Dean is included in volume one of the Four-Bit Characters series of play aid in... [click here for more] |
Chaosium |
FREE
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