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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 ****************** "Al-Azif Unearthed: The Unraveling was a blast to run and a pleasure to read. From the perspective of a Miskatonic Repository creator, it should also be used as a standard for how to present community-made work. It’s hard to state how good it looks. Even if you, as a creator, are not interested in running the scenario, it has...   [click here for more]
Chaosium  $9.95

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Mythic Constantinople: The Curse of Triton

Mythic Constantinople: The Curse of Triton


The pirate calling himself Triton has laid siege to The Golden Horn, paralysing sea traffic into the Queen of Cities. Meanwhile, in a small monastery a mute slave has sought refuge from a terrible tragedy; elsewhere, an old and determined cult is seeking the return of a treasure stolen several years before by a disgraced soldier of Constantinople. These events are set to collide, and new secrets revealed,...   [click here for more]
Design Mechanism  $8.99

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The Phthonus Cabinet - A Gaslight-era Scenario for Call of Cthulhu

The Phthonus Cabinet - A Gaslight-era Scenario for Call of Cthulhu


THE PHTHONUS CABINET A Gaslight-Era Scenario for Call of Cthulhu Reviews from R'lyeh - Miskatonic Monday #227 says:  [A] Solidly plotted investigation with great production values Grubbiness and envy combine for a fine addition to any Cthulhu by Gaslight campaign https://rlyehreviews.blogspot.com/2023/10/miskatonic-monday-227-phthonus-cabinet.html ************ Jonathan Adley...   [click here for more]
Chaosium  $9.95

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Achtung! Cthulhu: Secret War Documents

Achtung! Cthulhu: Secret War Documents


No wartime Keeper or GM should be without these form-fillable secret documents, orders and telegrams for both Allied and Axis forces. Includes seven types of Allied and Third Reich telegrams as well as generic Top Secret, Black Sun, Nachtwolfe, Section M, Majestic and Third Reich documents. Bring your adventures to thrilling life today! Originally designed for: Achtung! Cthulhu - a...   [click here for more]
Modiphius  $1.00

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Horror on the Orient Express

Horror on the Orient Express


MAN DIES THREE TIMES IN ONE NIGHT! A puzzling headline begins a front-page article found in the Times of London. Three men, all identical in identification, were found dead in the same room of the Chelsea Arms Hotel. All were dispatched in a similar manner stabbed through the heart. Then the home of a valued friend burns to the ground, severely injuring him in the process. An odd summons,...   [click here for more]
Chaosium  $39.99

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Achtung! Cthulhu: Plotting Cthulhu Dossier

Achtung! Cthulhu: Plotting Cthulhu Dossier


The 19 page Plotting Cthulhu Dossier helps you construct some truly nefarious Mythos plots set against the backdrop of World War Two. By looking at various inspirational film and television sources it hopes to show how you, the Keeper, can mine them for ideas for your own games. If you are still a bit stumped, there is a comprehensive plot generator to further aid you in your machinations plus a two...   [click here for more]
Modiphius  $1.00

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Cthulhu by Gaslight

Cthulhu by Gaslight


Horror Roleplaying in 1890s England IN THE 1890s, Cthulhu and his minions share the globe with the mighty British Empire. But they owe allegiance to an empire of their own — a dark and cruel design on ownership of the world and on the dreams of humanity. Even among the green fields of rural England, only thoughtful and energetic intervention keeps the shadows at bay. CTHULHU...   [click here for more]
Chaosium  $15.92

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The Era of the Body Snatchers

The Era of the Body Snatchers


On a cold and wet November night in 1830s Ireland, strange things are afoot in a small graveyard in Faithlegg, Co. Waterford. These are troubling times where not even the dead can rest easily… In this Cthulhu by Gaslight scenario, uncover the dark secrets of The Hellfire Club, a clandestine organization shrouded in mystery and steeped in occult rituals. Led by the enigmatic and self-proclaimed...   [click here for more]
Chaosium  $3.50

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The Red Star

The Red Star


The End is Near It is October 1922 and a meteor is heading towards Eorthe. Hysteria and despair spreads like wildfire. Is this the end of Doggerland? An unearthly madness strikes the citizens of Glimminge. At the observatory, an ageing astronomer is murdered as the meteor’s red glow...   [click here for more]
FrostByte Books  $8.95

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Ripples From Carcosa

Ripples From Carcosa


O do not seek to learn or even ask, What horror hides behind...The Pallid Mask! --Lin Carter, Litany to Hastur   OF ALL THE VARIED and mysterious Great Old Ones of the Cthulhu Mythos, few ensnare the imagination as easily as Hastur. The image of the silent, deserted city beside a dark, foreboding lake where sinister things lurk is one that stays with the reader. Many of us...   [click here for more]
Chaosium  $10.99

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[Polish] Zgrozy: Adam Mackiewicz

[Polish] Zgrozy: Adam Mackiewicz


Ciemno wszędzie, głucho wszędzie,   Bo Przedwieczny wnet tu będzie!   Człowiek zwany Adamem Mickiewiczem nigdy nie istniał. Zamiast niego istniał Adam Mackiewicz, przeciętny poeta acz bardzo zaangażowany badacz tajemnic, który wpadł na trop kosmicznych bytów i ich machinacji. Widząc, że w jego dramacie "Wielcy Przedwieczni" naprawdę będą sekrety,...   [click here for more]
Chaosium  $2.00

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A Keeper's Comfort

A Keeper's Comfort


Fifteen years is a very long time, a lot can happen, especially alone… Harry Kincaid and Thomas Wolmont may be America's best lighthouse keepers, manning the most remote light in the US for the last 15 years, only one problem, no one knows where they are. Take the role of United States Lighthouse Service Inspectors, arriving at Keel Island and attempting to piece together the lives of these men....   [click here for more]
Chaosium  $5.00

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The Weekly Rambler vol. 1: Regency Hooks and Seeds

The Weekly Rambler vol. 1: Regency Hooks and Seeds


Presenting The Weekly Rambler: volume 1, a collection of scenario hooks and seeds for your Regency-era game, laid out in the style of a period newspaper. Whether you're looking for a starting point for an evening of improvised horror, or a diversion for investigators during your ongoing campaign, you will find it in this publication. Either choose an entry that sounds appealing,...   [click here for more]
Chaosium  $0.75

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Operation Midnight Sun

Operation Midnight Sun


Operation Midnight Sun is a Weird War II scenario for Call of Cthulhu 7ed (It is recommended although not necessary to use Pulp Cthulhu optional rules). Hours after the nazi Operation Weserübung, intelligence points out that the Norwegian ports and Swedish iron may not be the last prizes the Führer wants in the north Atlantic. A very special group is secretly sent to find out everything...   [click here for more]
Chaosium  Pay What You Want

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Odd Soot

Odd Soot


Science Fiction Mystery in the 1920s Humanity has reached the stars   An alien plague without a cure threatens civilisation   Only a few tragic heroes can save mankind      Odd Soot is a roleplaying game of mystery and investigation set on an alternate Earth in the 1920s. Mankind has travelled into space and found alien civilisations....   [click here for more]
FrostByte Books  $14.95

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Do Chatbots Dream of Eldritch Beasts? A Modern Call of Cthulhu Scenario

Do Chatbots Dream of Eldritch Beasts? A Modern Call of Cthulhu Scenario


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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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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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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Blood on the Chocolate

Blood on the Chocolate


Someone's been damaging valuable machines at the Whishly Chocolate Factory each night. Management's problem solver "Tex" Gunderson hires a squad of skilled investigators to spend the night in the factory and uncover the mystery of what's going on ...if they can survive until morning, that is. Blood on the Chocolate is a horror scenario for the Call of Cthulhu Seventh Edition roleplaying game by...   [click here for more]
Chaosium  $4.99

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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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[Polish] Promień Śmierci - Nieopisane lata ’20

[Polish] Promień Śmierci - Nieopisane lata ’20


Badacze Tajemnic zostają zaproszeni na pokaz wynalazku, który zdaniem twórcy odmieni świat. Choć sama nazwa, Promień Śmierci, wskazywać by mogła, że chodzi o zrewolucjonizowanie działań wojennych, to jednak wynalazca mocno upiera się przy twierdzeniu, że dzięki jego urządzeniu świat będzie bezpieczniejszy. Ku rozczarowaniu publiczności pokaz okazuje się farsą, zaś sam Promień...   [click here for more]
Chaosium  $2.00

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Cthulhu Dreadfuls Presents #1 - Kiss of Blood

Cthulhu Dreadfuls Presents #1 - Kiss of Blood


Her First Kiss Brought Her to Life, Her Second Was to Die For When a young woman goes missing in the remote village of Karloczig, the PCs are called upon to help bring her home safe. Arriving by train, the Investigators delve into the girl’s secretive past before uncovering the truth behind her mysterious disappearance. The plot thickens when they discover...   [click here for more]
Chaosium  $9.00

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Year of the Serpent: Doyers Street

Year of the Serpent: Doyers Street


New York. February 7th, 1917. A raucous celebration in the heart of New York City's Chinatown district. A banquet to entertain the heavyweights of the City for the Chinese New Year is set to bring excitement, health, and prosperity. The streets are full of joyous revelers, red and gold stream down the city streets. In all the wondrous fervour, no one would ever notice one missing person......   [click here for more]
Chaosium  $6.99

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Dead Body Shore

Dead Body Shore


Sudden visit of an unknown grandfather, a traveler and conqueror of Swedish mountains, turns the Investigator’s reality upside down. Cthulhu Mythos meets Nordic Mythology. ...   [click here for more]
Chaosium  $1.00

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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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Cthulhu Dreadfuls Presents #0 - The Wystdovja Vale Gazetteer

Cthulhu Dreadfuls Presents #0 - The Wystdovja Vale Gazetteer


Horrific Adventures in the Gothic Countryside Tucked away in a forgotten corner of the Austro-Hungarian Empire lies the County of Wystdovja. A gaslight era setting for the Call of Cthulhu RPG. Far from Victorian London, Wystdovja presents a remote countryside more akin to Gothic tales of horror fiction. Dark castles, creeping marshlands, isolated noble estates, superstitious...   [click here for more]
Chaosium  Pay What You Want

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Cthulhu Dreadfuls Presents #2 - Beyond the Flesh

Cthulhu Dreadfuls Presents #2 - Beyond the Flesh


Mystery Meets Murder and Mad-Science When a series of animal mutilations ravage the rural community of Fenwickett, the Investigators are called upon to solve the mystery. Following a trail of bloody clues, they eventually uncover the thing responsible for the carnage. However, the plot thickens when the Investigators discover the truth behind the creature’s...   [click here for more]
Chaosium  $9.00

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Dark Designs

Dark Designs


Explore the occult in 1890s England. Particularly thorough background notes and unusual plots help keep the investigators on their toes. Streamlined investigator creation for the era: owning Gaslight is not necessary to use this book.   ...   [click here for more]
Chaosium  $9.95

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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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Our Wet Grave

Our Wet Grave


The year is 1916. Something moves through the German and Allied fronts, a daemon of decay and malice that seems to be the brutal spirit of the war come to life. Intent on inflicting death upon any hapless soldier that finds themself in its path, the beast pushes northward, an army of vermin at its back spreading death and disease in its wake. In the heart of war, there is...   [click here for more]
Chaosium  $3.99

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[Polish] Podgrodzie 1952 - Sandbox

[Polish] Podgrodzie 1952 - Sandbox


Podgrodzie - Rzeczpospolita dziecięca.  Jest to moduł Sanboxowy wioski dziecięcej (miasteczko wakacyjne) działającego w latach 1952-1962 A w zmienionych formach do dnia dzisiejszego. Co znajduje się w środku? - lista budynków - przykładowe dzieci oraz opiekunowie - role pełnione przez dzieci w miasteczku -  opis turnusu - 27 zarysów  przygód " Akcja rozgrywać może się dowolnego...   [click here for more]
Chaosium  $1.00

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Rise of the Yōkai Koku

Rise of the Yōkai Koku


After his defeat at the hand of Oda Nobunaga, the great Daimyo Azai Nagamasa commits seppuku. The only hope for what is left of his retinue is a secret alliance with the Takeda clan, the only one strong enough to oppose Nobunaga. However, Takeda Shingen demands a hostage to guarantee the loyalty of Nagamasa’s former retainers. The hostage must reach the Shinano province without Nobunaga being...   [click here for more]
Alephtar Games  $4.90

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Refractions of Glasston

Refractions of Glasston


A 1920s horror scenario tempered in northern Indiana. Elias Taylor Winters, the CEO of TWJ Co., discovered a secret to the glass-making process that finally put him above his long-standing competition: Ball Glass. Shattering expectations for such a small company in rural Indiana, Winters has put Glasston on the map. The town and its economy are booming. But not everything in Glasston is as it should...   [click here for more]
Chaosium   FREE 

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Earthly Delights

Earthly Delights


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  $7.44

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Lambton Worm

Lambton Worm


An old friend will contact the Investigators -- George Menard -- who believes himself a saint and wants their help slaying a dragon in the English countryside. Once there, and with a bit of digging, Investigators will uncover the horrible truth: the dragon is real, and the villagers have been sacrificing to it for generations. Only then does George Menard arrive, completely insane but heaven-bent on...   [click here for more]
Chaosium  $5.00

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The Night Haunt

The Night Haunt


Embark on a Journey through the Shadows of 1928 Paris with 'The Night Haunt' Delve into the heart of mystery and terror with the latest role-playing scenario - 'The Night Haunt'. Available exclusively on DriveThruRPG.com, this gripping adventure promises to transport you to the enigmatic streets of 1928 Paris, where darkness lurks in every corner. Why 'The Night Haunt' Stands Apart: A Tale...   [click here for more]
Chaosium  $7.44

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Von Uexkülls Grauen

Von Uexkülls Grauen


"Von Uexkülls Grauen" ist ein Grusel-Abenteuer und spielt im Jahre 1901 im heutigen Lettland, das damals Teil des zaristischen Russlands war. August Peter von Uexküll, ein deutsch-baltischer Adeliger und Erfinder, lädt die Spieler-Charaktere auf seinen Landsitz ein, wo er drahtlose Sprachübertragung mit Hilfe eines Funkwellen-Geräts vorführen will. Dort angekommen kommt es zu merkwürdigen Vorfällen,...   [click here for more]
Pyromancer Publishing  $5.31 $5.21

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The Church of St Dunstan of the Keys

The Church of St Dunstan of the Keys


Detailed floorplans of a small church. All floorplans are high-resolution. 5ft = 120 pixels. Included: The Church and Tower: 2181x3619 pixels. The Undercroft: 4814x2064 pixels Brief Descriptions: A pdf with a guide to the floorplans.  ...   [click here for more]
Chaosium  $2.00

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Currents of the Past

Currents of the Past


"Currents of the Past" is a spooky adventure set in 1901 in present-day Latvia, which was then part of Tsarist Russia. August Peter von Uexküll, a German-Baltic nobleman and inventor, invites the player characters to his country estate, where he wants to demonstrate wireless voice transmission with the help of a radio wave device. Once there, strange incidents occur, and it's up to the player characters...   [click here for more]
Pyromancer Publishing  $4.90

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Trutz Blanke Hans

Trutz Blanke Hans


Trutz Blanke Hans is a scenario created within the community content program Miskatonic Repository for Call of Cthulhu 7th edition. It is a modular sandbox scenario with an investigative focus that works best as a One Shot for two to five investigators. It all begins on a cold January evening on the Hallig Südfall in the german North Sea. The investigators follow the call for help by...   [click here for more]
Chaosium   FREE 

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Call of Cthulhu Occupation Kit: Artist

Call of Cthulhu Occupation Kit: Artist


Only a real artist knows the actual anatomy of the terrible or the physiology of fear—the exact sort of lines and proportions that connect up with latent instincts or hereditary memories of fright, and the proper color contrasts and lighting effects to stir the dormant sense of strangeness. - H.P. Lovecraft, Pickman’s Model (1926)  Be it paying a café check with sketches...   [click here for more]
Chaosium  $1.00

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Whistleblower - Time RIP 2

Whistleblower - Time RIP 2


Welcome to the dark comedy scenario hook, Time RIP 2 - Whistleblower, a new creation from the abyss which takes a well known event and converts it to the Mythos of Howard Philips Lovecraft. This scenario hook takes the "Whistleblower complaint" and gives it a dark comedic twist. Clocking in at just 2 full pages of completely free content, this one is easily adaptable to be whatever you want it to...   [click here for more]
Chaosium  Pay What You Want

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[Chinese] Horror on the Namcha Barwa 南迦巴瓦峰惊魂

[Chinese] Horror on the Namcha Barwa 南迦巴瓦峰惊魂


This is a short scenario, purist but quite clichés. In October 1960, the investigators were ordered to climb Namcha Barwa, a peak in Tibet at 7782 metres above sea level. The author has not read much about climbing, so please point out anything that does not correspond to reality. Also This scenario considerably simplifies the climbing-related sections. 1960 年 10 月,调查员奉命攀登位于西藏,海拔...   [click here for more]
Chaosium  Pay What You Want

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Geoff Gillan's The Machine King

Geoff Gillan's The Machine King


A Mechanical Nightmare Awakens! ◊ Victorian London: Heart of the most industrialised empire the world has ever seen. A heart that pounds to the rhythms of steam hammers,  pistons, and whirring cogs. ◊ Curious reports have begun to circulate London claiming the impossible: industrial and domestic machines have been witnessed acting on their own volition, attacking innocent men and women. ◊ What...   [click here for more]
Cthulhu Reborn   FREE 

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[Polish] Pastor Ciem i inne Zgrozy [BUNDLE]

[Polish] Pastor Ciem i inne Zgrozy [BUNDLE]


This special bundle product contains the following titles. [Polish] Zgrozy: Adam Mackiewicz Regular price: $2.00 Bundle price: $2.00 Format: PDF Ciemno wszędzie, głucho wszędzie, Bo Przedwieczny wnet tu będzie! Człowiek zwany Adamem Mickiewiczem nigdy nie istniał. Zamiast niego istniał Adam Mackiewicz, przeciętny poeta acz bardzo zaangażowany...   [click here for more]
Chaosium  $8.25

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[Polish] Zgrozy: Zestaw na Dziady [BUNDLE]

[Polish] Zgrozy: Zestaw na Dziady [BUNDLE]


This special bundle product contains the following titles. [Polish] Zgrozy: Adam Mackiewicz Regular price: $2.00 Bundle price: $2.00 Format: PDF Ciemno wszędzie, głucho wszędzie, Bo Przedwieczny wnet tu będzie! Człowiek zwany Adamem Mickiewiczem nigdy nie istniał. Zamiast niego istniał Adam Mackiewicz, przeciętny poeta acz bardzo zaangażowany...   [click here for more]
Chaosium  $3.00

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