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 Hottest Cthulhu Mythos from Chaosium
 
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A Balance of Blood

A Balance of Blood


“Exitus Acta Probat (The end justifies the means)” – Ovid Martius, 134 AD - Sub-Legate Aulus Cassius Ravilla leads an advance team to Armenia to lay the groundwork for an upcoming diplomatic meeting; there, he and his team must choose between their fealty to Rome and helping their host uncover the source of his family's woes. A...   [click here for more]
Chaosium  $5.99

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The Idol of Thoth

The Idol of Thoth


A missing idol leads intrepid investigators on the trail of madness through Boston and Arkham. Is there a curse? Is the dark god Thoth watching from afar? ‘The Idol of Thoth’ by Joe Trier (Fear’s Sharp Little Needles, How We Roll Podcast) is an adventure for the Call of Cthulhu roleplaying game from Chaosium Inc set in the...   [click here for more]
Chaosium  $3.95

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The Prepared Investigator

The Prepared Investigator


Ever struggle over the motivations for your character? Where you fit in alignment or whether those traits, passions, or character quirks fit the character you want to play? On these pages is a checklist for you to print and use at your gaming table to help you realise your most important aspects of your P.C. Simply use the charts contained within to flesh out the personality of your role-playing character...   [click here for more]
Chaosium  $2.99

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The Temple Drums

The Temple Drums


From the dense jungles of Mexico to a lonely estate in the deep woods of Maine,a curse has awoken. It no longer slumbers through eons of time hiding from the eyes of men. Tonight, it lays claim to this house and all those who dwell within.  Can you survive the rhythm of the Temple Drums and bring back the artifacts that you have been hired to acquire or will your souls be stripped and tormented forever?...   [click here for more]
Chaosium  $6.99

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The Unbearable Likeness

The Unbearable Likeness


Matt is tired of his kid brother following him around everywhere. Especially as he died three days ago... Bring your players to the edge of terror with 'The Unbearable Likeness', our first Patreon-fuelled modern-day scenario. Can they discover the hidden forces behind Luke's sudden and very unexpected reappearance? Can they chase their quarry through the streets of Brooklyn? Where at first...   [click here for more]
Chaosium  $6.99

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S. Petersen's Field Guide to Lovecraftian Horrors

S. Petersen's Field Guide to Lovecraftian Horrors


S.PETERSEN’S FIELD GUIDE TO LOVECRAFTIAN HORRORS A Field Observer’s Handbook of Preternatural Entities and Beings from Beyond The Wall of Sleep "With its clear visuals and hard-won information, this guide has saved my bacon on more thanvone occasion!" —Ernest P. Wilderbeast, Visiting Professor of Preternatural Studies Miskatonic University Weird shapes in the park? Odd rumbling...   [click here for more]
Chaosium  $17.95 $9.49

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The Children of Fear

The Children of Fear


A Campaign Across Asia For The World’s Best Horror Game! A mysterious telegram plunges the investigators into an epic journey of intrigue and horror. "Unreservedly recommended... a gem and an instant classic" (Paul St John Mackintosh) "This is another campaign you are going to want... Loaded with hand-outs, pre-generated characters, new monsters, new spells, and a ton of resources, The Children...   [click here for more]
Chaosium  $26.99

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(Spanish) Doppler

(Spanish) Doppler


Juniper Grove se encuentra abarrotada de gente. Son las vacaciones de verano  y los jóvenes estudiantes de la Academia Lemington están deseando terminar las entrevistas con las mejores universidades del estado para festejarlo. Sin embargo, en el parque natural cercano de Pinewater se ha encontrado un  cadáver calcinado. El cuerpo está en tan mal estado debido a las abrasiones  que es imposible...   [click here for more]
Chaosium  $3.47 $1.73

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100 Books to Find in Miskatonic Country

100 Books to Find in Miskatonic Country


This is a selection of 100 books that could be found in or about Miskatonic Country, namely Arkham, Kingsport, Dunwich and Innsmouth, or the New England region around them. The books would be small print and are assumed to have been printed in the 1920s or earlier. They may have been reprinted at later periods, in which cases the names of some will have changed, as indicated. The books cover specific...   [click here for more]
Chaosium  $1.49

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100 Businesses to Find in Arkham

100 Businesses to Find in Arkham


Arkham, Massachusetts is one of the most identifiable places in Miskatonic Country. The home of Miskatonic University, it is the quintessential New England city found in H.P, Lovecraft's body of work. It's big enough to be more than just a small town, but not so large as to be teeming with huge masses like New York City. It has a distinguished history of which its residents are proud, and while there...   [click here for more]
Chaosium  $2.99

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100 Encounters in the City in the Dark Ages

100 Encounters in the City in the Dark Ages


Stop! Thief! Did you hear that an image of Christ appeared in Oswald's shop last night?   That man in the crowd, his face just... melted? What is he? 100 Encounters in the City in the Dark Ages is a supplement for Cthulhu Dark Ages, providing 100 different encounters, from the mundane and humorous to the mysterious and horrific, for Keepers...   [click here for more]
Chaosium  $0.99

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100 Notes and Letters to Find in Miskatonic Country: Arkham

100 Notes and Letters to Find in Miskatonic Country: Arkham


When searching in various places, including homes, desks and the pockets of corpses, characters may on occasion stumble across notes and letters that contain meaningful or important information. They may also find notes and letters that are not. This supplement contains 100 notes and letters that characters could find in Miskatonic Country, focusing in or about Arkham. They may be simple letters about...   [click here for more]
Chaosium  $1.49

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100 Notes and Letters to Find in Miskatonic Country: Arkham II

100 Notes and Letters to Find in Miskatonic Country: Arkham II


When searching in various places, including homes, desks and the pockets of corpses, characters may on occasion stumble across notes and letters that contain meaningful or important information. They may also find notes and letters that are not. This supplement contains 100 notes and letters that characters could find in Miskatonic Country, focusing in or about Arkham. They may be simple letters about...   [click here for more]
Chaosium  $1.49

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100 Notes and Letters to Find in Miskatonic Country: Dunwich and Innsmouth

100 Notes and Letters to Find in Miskatonic Country: Dunwich and Innsmouth


When searching in various places, including homes, desks and the pockets of corpses, characters may on occasion stumble across notes and letters that contain meaningful or important information. They may also find notes and letters that are not. This supplement contains 100 notes and letters that characters could find in Miskatonic Country, focusing in or about Dunwich (marked with "(D)") and Innsmouth...   [click here for more]
Chaosium  $1.49

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100 Notes and Letters to Find in Miskatonic Country: Kingsport

100 Notes and Letters to Find in Miskatonic Country: Kingsport


When searching in various places, including homes, desks and the pockets of corpses, characters may on occasion stumble across notes and letters that contain meaningful or important information. They may also find notes and letters that are not. This supplement contains 100 notes and letters that characters could find in Miskatonic Country, focusing in or about Kingsport. They may be simple letters...   [click here for more]
Chaosium  $1.49

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100 People to Encounter in Arkham

100 People to Encounter in Arkham


This is a collection of 100 people that investigators could encounter in Arkham. They tend to be those that are most likely to be encountered, rather than general members of the populace, and as a result include a lot of people working at different businesses in the town, though there are others as well, from students to retirees. Most are not in positions of real importance and most have no knowledge...   [click here for more]
Chaosium  $1.99

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100 Rumours to Hear in Miskatonic Country

100 Rumours to Hear in Miskatonic Country


This is a collection of 100 rumours that investigators could hear in Miskatonic Country, specifically the towns of Arkham and Kingsport. The rumours assume that the 1920s is the setting used, though with tweaking some could be used in other periods. Whether or not a particular rumour is true or not is up to the Keeper. They could be used as a source of potential adventure hooks, as the rumours could...   [click here for more]
Chaosium  $1.79

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113 - Call of Cthulhu

113 - Call of Cthulhu


"113" is an adventure for the Call of Cthulhu. 1918, WW1, the players are asked to go and find the 113th Infantry Company that is reported missing after a shock and awe that took place North of the players position. By wandering the allied and possibly enemy trenches, the players will find some trophies of crucified soldiers and more and more privates are testifying of an officer carrying a strange...   [click here for more]
Chaosium  $4.70

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1920s Night Club and Secret Society - The Orpheus Club - Call of Cthulhu - Miskatonic Repository

1920s Night Club and Secret Society - The Orpheus Club - Call of Cthulhu - Miskatonic Repository


Welcome to The Orpheus Club! This is a single map suitable for virtual tabletop or printing. Gamemasters, use this for your adventure if you need: A 1920s night club that is also ... A front for a secret society (The preview is lower resolution than the downloadable maps.) The map consists of the following public rooms: Lobby Coat room Two restrooms Kitchen Lounge Dining area Bar Performance...   [click here for more]
Chaosium  $1.00

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60 NPC Portraits

60 NPC Portraits


https://ibb.co/5KDyHpv https://ibb.co/hsx167S https://ibb.co/r79yqGC https://ibb.co/Jz6z74H ...   [click here for more]
Chaosium  $5.00

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8: 렘니스케이트

8: 렘니스케이트


2022년 다이스 페스타 출품한 크툴루의 부름 7판 팬메이드 시나리오 트윈지, 『8: 렘니스케이트』의 PDF 판입니다. 수록된 2개 시나리오의 PDF 판본(A5 342p)과, 토큰 이미지 등 기존 현장/통신 판매 시 제공된 서플리먼트를 담았습니다.  이 제품은 한국어로 작성되었습니다. This work is provided only in Korean. ...   [click here for more]
Chaosium  $25.00

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A Chill in Abashiri - A 1920s Taisho-Era Japan Scenario

A Chill in Abashiri - A 1920s Taisho-Era Japan Scenario


A Chill in Abashiri A 1920s Taisho-Era Japan Scenario December 1922, Abashiri, Northern Japan Abashiri Prison, located on the northern shore of Hokkaido, houses ‘dangerous’ criminals and political dissidents, and is no stranger to death and cold. But when a guard dies under suspicious circumstances, and amidst an unprecedented...   [click here for more]
Chaosium  $4.95

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A Cold Wind Blows

A Cold Wind Blows


Snow swirls, nearly blinding you. The cold seeps into your bones, threatening to freeze you in place. Then, out of the corner of your eye, movement. You are not alone in the storm. A Cold Wind Blows takes place in June, 1922. The investigators find themselves snowed in at the Stanley Hotel in Estes Park, Colorado during what was supposed to be time to relax. An out-of-season howling blizzard...   [click here for more]
Chaosium  $2.95

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A Colour in a Dark Age

A Colour in a Dark Age


Europe in the Middle Ages. Dark lands swept by ignorence, fear, and superstition. This Medieval scenario for 7th Edition Call of Cthulhu plunges the players into the wild forests of Germany where they will encounter warring factions, occult practices, religious persecution, and an other-worldly infestation. The players are travelers in the forested wilderness of 10th century Germany. They must get...   [click here for more]
Chaosium  $0.99

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A Fishy Business

A Fishy Business


A Fishy Business takes place in the mid 1920s in a large city near the east coast of the United States. The main action taking place on the way to and in a nearby coastal village. It is written for 2-4 investigators, who are sent on an easy delivery job which turns out is not as easy as advertised. There are more parties involved and they all have their own agendas. It plays...   [click here for more]
Chaosium  $4.07

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A Fossil

A Fossil


An investigator is contacted by a bookseller who has secured a copy of a rare text they've been seeking (and recently missed out on at auction). A Fossil is set in the strange seaside town of Kinstow and provides a single session of investigation for Call of Cthulhu 7th Edition, either as part of an ongoing campaign or as a convention one-shot....   [click here for more]
Chaosium  $6.08

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A FRIEND - Horror - Cthulhu

A FRIEND - Horror - Cthulhu


United States, New England, Durham, 1937. They were eleven. Eleven kids the same age, always together, pulling all sorts of pranks and bullshits. A tight-knit group that nothing could break. Nothing but life and war… Twenty years later on October 18, 1957, a call announced that one of theirs had died, Jeff, found murdered in strange and unnatural circumstances. What really happened? Back in Durham...   [click here for more]
Chaosium  $4.80

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A Greater Goal - a Zgrozy scenario

A Greater Goal - a Zgrozy scenario


The Star-Seekers were a group of heretical monks who stumbled upon traces of the Cthulhu Mythos lore centuries ago. It made them doubt the Christian God and try to understand and influence the world’s true nature. Their search ended successfully, but it turned out that cosmic revelations were too much for them... A Greater Goal is a standalone scenario for Call of Cthulhu...   [click here for more]
Chaosium  $2.99

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A Hunger akin to Lunacy

A Hunger akin to Lunacy


This is a one-shot scenario for 4-6 Investigators, who may be familiar with, but not experts, at Call of Cthulhu. Content Warnings: insects, mental illness, body horror, possession. It is the fall of 1925, in Traverse City Michigan. The Investigators are heading to Dr. Humphry P. Dalderby’s house for their weekly Thursday evening salon.  Dr. Dalderby has been quite excited to show them the new...   [click here for more]
Chaosium  $3.00

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A King is Borne

A King is Borne


It's December, 2014, and a violent incident in at an Arkham art exhibition stuns the community. Digging into the cause of the crime, it's time to discover what dark secrets threaten this sleepy Massachusetts town. A King is Borne is an investigative, modern adventure for the 7th edition of Call of Cthulhu. Built around a series of interlocking conspiracies,...   [click here for more]
Chaosium  $3.95

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A Lark in a Cage

A Lark in a Cage


A two-to-three session scenario for the Gaslight period of Call of Cthulhu 7th Edition. The year is 1895. Oscar Wilde’s trial has just concluded, making the news across London. In Deptford, a family discovers that their child has been replaced by . . . something else. When the investigators take the case, they find themselves on a tour across the soot-choked streets of East London,...   [click here for more]
Chaosium  Pay What You Want

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A Light in Darkness

A Light in Darkness


A Light in Darkness - A dark, survival horror scenario for Call of Cthulhu 7th Edition, set in the Pacific Theatre during World War II. Includes 8 pregenerated characters, special-purpose insanity cards and weapon cards, maps, and other player handouts. Designed to run in 4-5 hours for 3 to 6 players. June, 1945. The US and Allies continue to make progress in the Pacific against the forces of Imperial...   [click here for more]
Chaosium  $3.99

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A Murder at Heck's Peak

A Murder at Heck's Peak


In the summer of 1877, a trio of gruesome murders are committed in the mining town of Heck's Peak, Colorado. The locals are blaming a strange pioneer caravan that passed through the town, but your players may discover that more sinister things are afoot... "A Murder at Heck's Peak" is a 47-page original campaign for the Down Darker Trails setting of Chaosium's Call of Cthulhu (7th edition)...   [click here for more]
Chaosium  $4.95

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A Night at Darkbank

A Night at Darkbank


ALABAMA BOB BISHOP JUST ESCAPED FROM JAIL! While passing through the tiny village of El Rito, New Mexico Territory, a lone investigator learns a notorious criminal recently escaped from the tiny town jail.  Someone needs to track him down and bring the murderer back to justice. A Night in Darkbank is a Call of Cthulhu Down Darker Trails scenario set in the wilderness of northwestern...   [click here for more]
Chaosium  $1.99

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A Peaceful Cruise

A Peaceful Cruise


With mass-immigration being halted in the early 1920s, ocean vessels needed repurposing to keep them afloat, and so they moved to the luxury market. A Peaceful Cruise takes place on one of the many ocean liners popular amongst the rich and famous; a cruise vessel departing from New York and touring the great Caribbean Sea to show all it has to offer. Not shown in the brochure was the Muiscan...   [click here for more]
Chaosium  $3.99

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A Red, Red Rose

A Red, Red Rose


Love, horror and death metal ... After witnessing a horrific event on the last tram to Edinburgh city centre, investigators find themselves caught up in a centuries-old struggle between two horrific groups of creatures who inhabit the crypts and tunnels beneath the city's streets. Will the fortune of two ill-fated lovers seal Edinburgh's fate? Who - if anyone - will the investigators...   [click here for more]
Chaosium  $3.95

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A Shrieking Violet

A Shrieking Violet


Take on the roles of 1920's Chicago detectives investigating an unusual death in the Little Italy neighborhood. It's a tough time to be a copper, with Capone and his gang having the run of the town. It's December, and the snow and bodies are piling up. Keep your wits about you and you just might stay upright through Christmas. Find the killer, close the case. Couldn't be simpler. ...   [click here for more]
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A Sliver of Starlight

A Sliver of Starlight


An obsessed writer was found dead at his desk in a house that has become a hub for rumors of paranormal activity. A decade later fans of his work, seeking a missing friend, enter the house, where the source of his obsession still remains. Will they brave the unknown to save their friend? Or will they seek out the madness at the heart of 16 Briarwood Court and risk themselves to the same obsession?...   [click here for more]
Chaosium  $1.00

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A Small Tremor in the Mountains

A Small Tremor in the Mountains


A Call of Cthulhu adventure for 2-5 players set in the modern day. In this adventure, a group of thrill seekers and treasure hunters descend into a newly discovered cave system. However as they will soon learn, they are not alone in the caves… This adventure focuses on exploration, environmental threats, and culminates in a desperate chase sequence to escape from the eldritch horrors below. As...   [click here for more]
Chaosium  Pay What You Want

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A Stone's Throw From Atlantis

A Stone's Throw From Atlantis


"When archaelogists in Spain unearth an ancient mystery with connections to the legend of Atlantis, they know that they're making history. But when past and present begin to collide, they soon discover they're totally out of their depth..." Brought to you by award-winning Chaosium licensee, Type40, A Stone's Throw From Atlantis is the eight Call of Cthulhu adventure in the monthly Seeds of Terror range. ...   [click here for more]
Chaosium  $8.99 $4.99

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A Tableau of Red

A Tableau of Red


For the past few weeks, summer school artist Cesar Dominguez has been dreaming of a strange world. Walking through a landscape of vivid colours and patterns, his vision pulsates in time with discordant melodies and whispers. Strange moving shapes in the corner of his sight have been urging him to share his visions with others, so they too can join in the harrowing beauty. A Tableau of Red takes place...   [click here for more]
Chaosium  $4.95

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A Theater of Flesh

A Theater of Flesh


In this scenario for the 7th edition of Call of Cthulhu, the investigators venture into 1920s Paris, and more specifically the red-light district of Pigalle and its scandalous Grand-Guignol, the theater of thrills and chills. They go there on the invitation of Mary Riley who makes her debut on its stage. However, after a performance as titillating as it is frightening, the young actress disappears...   [click here for more]
Chaosium  $2.95

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Akhenaten Unveiled

Akhenaten Unveiled


In the year 1357 BCE, king Amenhotep IV rejected the Egyptian gods. In their place, there would be one new god: one he called Aten. Amenhotep became Akhenaten, the mysterious pariah-king of Egypt. Now it falls to you to kill this wretched heretic and save Egypt, and perhaps history itself, from the Cult of Aten. Akhenaten Unveiled is a prewritten scenario for the Cthulhu Invictus...   [click here for more]
Chaosium  $4.00

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Al-Azif Unearthed: The Unraveling - A Classic-era Scenario for Call of Cthulhu

Al-Azif Unearthed: The Unraveling - A Classic-era Scenario for Call of Cthulhu


AL-AZIF UNEARTHED: THE UNRAVELING In the summer of 1925, a classified ad appears in the Boston Globe promising an ancient near-eastern jar containing a mysterious scroll. Working on behalf of the Miskatonic Exhibit Museum to verify the artifact’s legitimacy, the investigators travel to a venerable hotel in the old city’s downtown to meet with the seller and other interested parties,...   [click here for more]
Chaosium  $9.95

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Albion's Ruin Vol 1.

Albion's Ruin Vol 1.


THE PRISONER'S DILEMMA Looking for survival horror TTRPG like no other . . . look no further. Take your players into the infamous HMP Dartmoor Prison and watch them run, hide, and fight to survive. This 1920s scenario is designed specifically to build tension and suspense in your game leading to a climax that forces the investigators to make a decision that will live with them for...   [click here for more]
Chaosium  $12.27

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All Roads Point South

All Roads Point South


In February 1925 a mysterious document was stolen from Yale University, the document refers to Cthulhu. It was stolen by a cult with the intent to raise Cthulhu from his slumber. The investigators must stop the cult. You only need the Keeper's Guide to play this scenario but it can be supplemented with other books if the Keeper feels that it is necessary. Depending on how this scenario plays out,...   [click here for more]
Chaosium  $2.99

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Along came a crystal

Along came a crystal


‘Along came a crystal’ is a classic 1920s era scenario for use with 7th edition Call of Cthulhu. After a geology expedition disappeared, a group of investigators are gathered to find what happened. The expedition’s fate will shatter their minds, as they will face an impossible adversary. This scenario is made for 2-4 players, and it can be run in a single session. It...   [click here for more]
Chaosium  $3.00

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Alpaca in the Sheep Field

Alpaca in the Sheep Field


At 6am this morning, a man’s body was found on the quiet island of Dalbrae off the west coast of Scotland. His body was torn to pieces as if by a wild animal attack. But there are no large predators on the island. You are journalists from a local TV channel sent out to report on the incident and to try and figure out what has happened. What angle will you take? Was it murder? Some kind of accident?...   [click here for more]
Chaosium  $1.00

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Alpaca on a Plane

Alpaca on a Plane


A plane has crash landed on a small island, a storm is approaching and there is no hope of rescue until morning. But the survivors are not alone on the island. A dark nightmare is hunting them. Can the investigators figure out which of the passengers is responsible before they themselves are consumed and an ancient ritual is completed? Alpaca on a Plane is a convention length (3-5 hour) Whodunit adventure...   [click here for more]
Chaosium  $3.50

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Amelia's Friends

Amelia's Friends


Silver Winner Miskatonic Playhouse Award Amelia’s Friends A Pulp Cthulhu Adventure in the South Pacific for up to 6 players  Playable in 1-2 sessions.   A desperate search for a missing aviator. A mysterious island with deadly secrets. Rival cults, desperate villagers, ancient horrors. Can the heroes avert disaster and restore...   [click here for more]
Chaosium  $4.99

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  The Book and The Spring - Encounters & Sourcebook