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Gazing into the Dark Mirror
This is the very worst wickedness, that we refuse to acknowledge the passionate evil that is in us. This makes us secret and rotten."-D. H. Lawrence
CALL OF CTHULHU pits a dedicated group of investigators (controlled by the players) against a whole host of ills and evils. Sometimes the investigators are simply clearing up a localised problem wher... [click here for more] |
Chaosium |
$13.00 $7.15
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Basic Roleplaying Adventures in the Weird Wild West
Devil’s Gulch is a typical town of the American Old West from 1870 through 1885. It is a collection of buildings set along a single dirt road with side streets where private residences are found. It features saloons, a bank, a general store, and a church. Most buildings are made of wood, though some bo... [click here for more] |
Chaosium |
$16.95 $9.32
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EXPLORING THE DARKER SIDE OF HUMAN NATURE
This is a supplement to Ashes to Ashes, a Basic Roleplaying setting that casts the players as mavericks in a fantasy world that is losing a war it doesn't know it's fighting. Hidden demons and their mortal minions manipulate events from the shadows, experimenting with social mechanisms to steer their human cattle in any direction they wan... [click here for more] |
Chaosium |
$20.95 $11.52
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A Near-Future Setting for Call of Cthulhu
This monograph explores humankind's future. We have left the Earth, traveling to other planets and the moons of our own solar system. Included here are notes on the Moon and mars colonies, advances in medicine and in the treatment of insanity, discussions of the hazards of space and in the living on other planets, and explorations of discoveries... [click here for more] |
Chaosium |
$13.95 $7.67
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The Second Cthulhu Invictus Companion
As a rule, men worry more about what they can't see than about what they can.
—Julius Caesar
Fear of the unknown is mankind's earliest fear, his most basic. What is out there in the dark?... [click here for more] |
Chaosium |
$14.95 $8.22
|
 Adventures of the Guzman-Willent Detective Agency
Enter the noir world with two adventures set in and around Los Angeles during the early 1920's. "Under the Boardwalk" concerns a teenage girl lost among the roller coasters and rum-runners in the amusement park city of Venice. The second scenario, "An Enchanted Evening," explores a mysterious concert on the paradisiacal isle... [click here for more] |
Chaosium |
$20.00 $11.00
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Fatal Experiments is a collection of three independent 1920's adventures for the Call of Cthulhu roleplaying game. Two of the three scenarios are suitable for both beginning and experienced players, making this book a perfect companion for first-time buyers of the Call of Cthulhu game system. The remaining adventure is unusually dangerous -- to be played only by experienced... [click here for more] |
Chaosium |
$18.95 $10.42
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Aircraft - Trains - Automobiles - Dirigibles - Diving Suits - Canal Boats - Armored Cars - Elephants - Siberian Sledges The golden age of travel occurred between 1880-1939. As traveling times shrank, destination became more important than journey, a notion now so conimon-sensical that we blink to think that the reverse was once truer. FEARFUL PASSAGES contains nine adventures s... [click here for more] |
Chaosium |
$18.95 $10.42
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Items, Spells, and Creatures for Call of Cthulhu
This work provides a variety of creatures, technological items and spells for the Call of Cthulhu role playing game. The work follows the conventions presented in the rulebook in regards to creature statistics.
While most of the creatures presented are associated with the Mythos, many are not. The new Mythos creatures provi... [click here for more] |
Chaosium |
$15.00 $8.25
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A survivor of the Great War, the Professor suffered a horrible shock a month ago — his father was killed, and he was injured and is slow to heal. He gathers a team to investigate the legendary Sphinx Tomb, seeking those with expertise in security or weapons, or interest in the occult or ancient religions.
MISKATONIC UNIVERSITY LIBRARY ASSOCIATION monographs are longer works... [click here for more] |
Chaosium |
$25.95 $14.27
|
 An Introduction to the Sundered Earth
Fractured Hopes began as a challenge. It began as a thought experiment. I had an advanced reader's copy of the BRP core book, and I thought it would be interesting to write a setting in which everything in the core book had some presence in the world. I saw it as a companion to the BRP rulebook, something that would allow players and g... [click here for more] |
Chaosium |
$19.95 $10.97
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The Second Cthulhu Companion
This second Call of Cthulhu companion answers questions common to Call of Cthulhu games, and reveals ancient linguistic traces of the dread Cthulhu cult among various cultures.
It then summarizes all Mythos spells printed in Shadows of Yog-Sothoth, The Asylum, the Cthulhu Companion, The Fungi From Yuggoth, Curse of the Chthonians, Tra... [click here for more] |
Chaosium |
$5.95 $3.27
|

This essential supplement for the d20 edition of Call of Cthulhu contains the most important tables & rules synopses to make d20 Cthulhu game sessions easier & more enjoyable for the GM. Includes the 32 page adventure "The Lost temple of Yig", character sheets, NPC records, Monster Sheets, conversion notes between d20 Call of Cthulhu and the Classic Basic Roleplaying Call of C... [click here for more] |
Chaosium |
$19.95 $10.97
|
A Garden Party & The Running of the Great Race
You know Julian Gatsby. He recently inherited the family home following the sad demise of his father. Julian is a free-spirited young man, in his mid-20s, and a new fan of the horse races. You arrive for a fabulous garden party and are shown to your room. Other guests arrive shortly after. In a few hours you will gather in the garden for an en... [click here for more] |
Chaosium |
$20.00 $11.00
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Unveiling the Legend-Haunted City
"Behind everything crouched the brooding, festering horror of the ancient town . . . the changeless, legend-haunted city of Arkham, with its clustering gambrel roofs that sway and sag over attics where witches hid from the King's men in the dark, olden days of the Province.
It was always a very bad time in Arkham . . . .">... [click here for more] |
Chaosium |
$28.95 $15.92
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Roleplaying Beyond the Veil of Sleep
We all dream . . .
For some, dreams can become reality. H.P. Lovecraft's Dreamlands provides everything needed for Call of Cthulhu or Cthulhu Dark Ages investigators to travel down the seven hundred steps, through the Gates of Deeper Slumber, and into the realm of dreams. Includes a travelogue of the Dreamlands, a huge ga... [click here for more] |
Chaosium |
$34.95 $19.22
|
Return to the Forgotten Village
For classic Call of Cthulhu and d20 Cthulhu. Dunwich is a small village located along the Miskatonic, upriver from Arkham. Until 1806, Dunwich was a thriving community, boasting many mills and the powerful Whateley family.
Those among the Whateleys came to know dark secrets about the world, and they fell into the worship of unwholesome crea... [click here for more] |
Chaosium |
$25.95 $14.27
|
Three Halloween Adventures
Chaosium periodically hosts contests on our web site. The adventures presented here were chosen from among the best submissions from our 2005 Halloween Adventure contest.
Eyes That Should Not See
BY JIM LYNCH. The Trepanation Proponents of America (TPA) is a small organization, run by its founder — John Croft. Croft is an intellige... [click here for more] |
Chaosium |
$12.95 $7.12
|
 Eight Horrors for One Special Night
This monograph is the result of Chaosium's annual Halloween Adventure Contest. What follows are eight tales of Halloween Horror spanning time and space, from medieval Europe to modern day Arkham. We hope you enjoy these Samhain offerings.
Of Angels and Bones
A 1920s ADVENTURE BY BRANDON HANLAN. "Of Angels And Bones" revolves around ... [click here for more] |
Chaosium |
$21.95 $12.62
|
 Tales of Halloween Horror
Our Third Halloween Adventure monograph is here just in time for your Halloween Call of Cthulhu or Basic Roleplaying games. Here are six terrifying Halloween-themed adventures - winners and honorable mentions of the 3rd Annual Chaosium.com Halloween Adventure Contest (2007).
HOPE
BY BOB BRINKMAN. Set in 1924 Arkham, MA this adventure is meant as a one ... [click here for more] |
Chaosium |
$19.00 $10.45
|
This dangerous investigation is set in Canada, in the 1920s.
The investigators meet the powerful Lavoie family of Montreal and learn what imperils them. They glimpse a strange cult that now thrives in Quebec and the ancient nemesis that guides it. They come to understand the horrible significance of a corpse discovered in the foundations of a former seminary. They at last perceive the t... [click here for more] |
Chaosium |
$12.95 $7.12
|
 A Heroic-Level Adventure for Basic Roleplaying
THREE HUNDRED YEARS AGO a brave human hero named Sir Tolwar was slain while leading an epic charge during the height of the Troll Wars. The body of the knight was never found but, because of his bravery, the tide of the war turned and Sir Tolwar became revered as a Saint. A brotherhood was formed that honored the knight, and they erected a ... [click here for more] |
Chaosium |
$11.95 $6.57
|
Three Scenarios for Call of Cthulhu
A disappearance.
A plea for help.
The strike of sudden madness.
Fear forms where shadows begin. The Cthulhu Mythos hovers at the edges of reason and sanity. With their courage and intelligence, investigators can dare the unknown and the unknowable, and r... [click here for more] |
Chaosium |
$11.95 $6.57
|
Hot Tips, Secret Info, & Sure-Fire Rules
Are there flashlights in the 1920s? How about flashbulbs? What can your licensed private-eye do? Can your investigators buy a machine gun?
Too often, Call of Cthulhu investigators find themselves not only baffled by the mysteries of the Mythos, but baffled as well by day-to-day... [click here for more] |
Chaosium |
$10.95 $6.02
|
Occupations & Skills
What, You Want To Live Forever?
Oh, just a little longer and a bit more pleasantly in the face of Mythos horrors. Let this book be your guide.
On becoming an investigator contains valuable tips that can help your investigator reach middle age, and possibly even those golden years. The Occupations Section ... [click here for more] |
Chaosium |
$10.95 $6.02
|
A SOURCEBOOK FOR CTHULHU RISING —CALL OF CTHULHU ROLEPLAYING IN THE 23RD CENTURY
By the late 23rd century, the gas giant Jupiter and its sprawling system of rings and moons is home to a colonial population of millions.
Over the century and a half since the colonisation of the outer planets began in earnest, an aggregation of settlements and outposts have developed t... [click here for more] |
Chaosium |
$16.95 $9.32
|
The Essential Companion to the 5th edition of Call of Cthulhu
Included in this packet are these valuable play-aids of use to players and keepers:
A new "Lovecraft Country" Adventure, "The Little People" set in fabled Arkham, Massachusetts, was specially written for this package, and is suitable for both ... [click here for more] |
Chaosium |
$14.95 $8.22
|
Two Gangland Adventures for 1920's Call of Cthulhu.
INVESTIGATING LANZETTI MURDER STOP ONTO SOMETHING BIG STOP NEED YOUR ASSISTANCE STOP COME TO CHICAGO WITH INVESTIGATIVE TEAM AS SOON AS POSSIBLE STOP SULLIVAN
click here for more] |
Chaosium |
$10.95 $6.02
|
 A Guide to the United Kingdom in the 1920s and 1930s
1921: the Empire upon which the sun never sets. From east to west, Dominions and colonies, from far-flung Hong Kong to Jamaica, India to Canada, stretch to encompass a quarter of the world's land and a quarter of its population. Upon every ocean a ship hoisting the Union Jack and armed with sixteen-inch guns, able to blow any other na... [click here for more] |
Chaosium |
$21.95 $12.07
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Four challenging horrors for today. A book of wretched poetry, an incautious summoning, a Satanic coven, and a house with a suspicious history are the basic ingredients. Useful as stand-alone adventures, or for a change of pace when inserted into an ongoing campaign. Though suitable for beginning player characters, these adventures are dangerous, and incautious beginners will come to regret ras... [click here for more] |
Chaosium |
$14.95 $8.22
|
The Stone of Concordance
In this scenario, set in Europe in 1928, the investigators travel between England and Crete, receiving a newspaper article along with a small note from their honoured friend William Tanislow. William, an English curator, has been recently commissioned to work alongside the famous biologist Dr. Harold Bantry. The photograph accompanying the article is dated late April 1... [click here for more] |
Chaosium |
$12.95 $7.12
|
Liber Ka is a supplement for Nephilim introducing an updated, alternative magic system following authentic occult principles. The book includes:
The Nephilim history of western sorcery.
A grimoire of new spells.
Information on the Magician Arcanum.
Background on using sorcery in the modern world.
An extensive bibliography on modern occult practices.
... [click here for more] |
Chaosium |
$14.95 $8.22
|
 A Fantasy Adventure For BRP Heroes
An ancient curse kills an obscure order of monks. Aeons later, the last island of human existence struggles against new masters of the world. Blood from those long-dead monks is the key to human salvation - and the last vial belongs to a vampire. You must steal it.
BASIC ROLEPLAYING MONOGRAPHS are longer works by one or more authors on a subjec... [click here for more] |
Chaosium |
$11.95 $6.57
|
 A Scenario Set in Stalin's U.S.S.R.
Life for the average soldier in the Red Army is never easy, but it is a better life than for most Russians in the late-winter of 1933. You have a bed, steady rations, and place of security in a dangerous time. There are duties to perform, yes, and sometimes they are hazardous. They are the price you pay for what you have.
But now there are new orders... [click here for more] |
Chaosium |
$20.00 $11.00
|
Major Arcana are the Mysteries of the Tarot, the Paths to Agartha, and the Tribes of the Nephilim. This sourcebook includes the secret history, symbolism, alliances, and initiatory rituals of the 22 Nephilim Arcana.
Major Arcana Features:
Rules for astral travel, divination, meditation, magical correspondence, and other arcane tec... [click here for more] |
Chaosium |
$21.95 $12.07
|
That is not dead which can eternal lie, and with strange aeons even death may die.
—H.P. Lovecraft
Creatures, Gods, & Forbidden Knowledge
Here are those things which can “eternal lie”, and which have lived beyond human understanding for strange aeons. The Cthulhu Mythos is comprised of a complex and broad group of sometimes-contradictory entities, powers, ... [click here for more] |
Chaosium |
$34.95 $19.22
|
 The First Cthulhu Invictus Companion
In suus domus procul R'lyehmortuus Cthulhu exspecto somnium—Graffiti found scrawled throughout Pompeii following an earthquake, August 20th, 79 AD
The translation of the above graffiti should be well known to most fans of the Cthulhu Mythos. It is "In his house at R'lyeh, dead Cthulhu waits... [click here for more] |
Chaosium |
$13.95 $7.67
|
Six Classic Explorations of the Unknown, the Deserted, and the Insane
IN DIM, FORGOTTEN RECESSES of the world lurk mind-twisting horrors. Through the use of human agents these horrors work to thwart mankind’s destiny.
However, not all of these human agents are willing partners. Many times have the monsters resorted to subtlety and intrigue to further the... [click here for more] |
Chaosium |
$23.95 $13.17
|
Perilous Adventures to Thwart the Dark God
At last the stars are almost right!
Soon Nyarlathotep's plans will come to fruition. Then the world will be changed irrevocably — but not quite yet. Pesky human investigators have learned much. Now they must survive long enough to make sense of what they know, and take resolute action.Masks of Nyarlathotep is a ... [click here for more] |
Chaosium |
$34.95 $19.22
|
 In Which the Investigators Face anAncient Extraterrestrial Threat asa New Comet Appears in the Sky
Currently on display in the museum is a set of rocks found at the bottom of the Atlantic Ocean. These geologically unique stones are believed to be of lunar origin, ejected from the moon by the impact of a meteorite. The rocks have been on display in the Smithsonian in Washington, D.C. until rece... [click here for more] |
Chaosium |
$18.00 $9.90
|
At the Spookiest School In the World
"Some graduation!" you grumble to yourself as you dodge the green tentacles with practiced ease. But what did you expect? You enrolled in mysterious Miskatonic University, an institution created by the internationally famous horror writer, H.P. Lovecraft. As proof. you clutch a diploma and a bundle of sou... [click here for more] |
Chaosium |
$9.95 $5.47
|
A Handbook to the Pride of Arkham
MISKATONIC UNIVERSITY is a small, seemingly typical New England college nestled in the bosom of conservative Arkham, Massachusetts. A poor cousin to such hallowed institutions as Harvard, Brown, and Princeton (the term “Ivy League” won’t come into use until 1936), Miskatonic nonetheless offers coveted degrees in a wide variety of ... [click here for more] |
Chaosium |
$29.95 $16.47
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The University Guidebook
The world sees Miskatonic University as a solid New England institution. Its professors and departments are on par with those of any Ivy League school—among the best in the nation.
Founded phsthumously in 1765 by seacaptain Jeremiah Orne, Miskatonic University grew from the acquired assets, and debts, of ailing Arkham College. Orne laid claim to the older... [click here for more] |
Chaosium |
$12.95 $7.12
|
Sometimes, Only the Best Will Do!
If the professionals demand it, you'll find it here. The Modern Equipment Catalogue gives you all the best military, police and survival equipment along with all the tools you need to get the job done. It contains chapters on:
Tactical Gear: Body armour, tactical carrying equipment, holsters ... [click here for more] |
Chaosium |
$31.95 $17.57
|
 History, Legends, and Backgroundfor Adventuring in 1920s Hungary
This monograph is has been roughly translated into English from Hungarian.
An understanding of the thousand-year history of Hungary is vital for a good background. During the centuries, four nations have tried to rule the area now known as Hungary. German-Roman emperors brought th... [click here for more] |
Chaosium |
$14.00 $7.70
|
 Explore the Treasures and Madness of Africa's Largest Country
Sudan is the largest country in Africa and also one of the most inhospitable. A year when the rains are light, famine reigns. The average lifespan in Sudan during the Gaslight period was 33, which is similar to modern times. Widespread famine led to desperation, theft, murder cruelty and, in some cases, madness.
It was a tim... [click here for more] |
Chaosium |
$16.95 $9.32
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Call of Cthulhu Adventure in 1890s India
The holdings of the British Empire included present day Pakistan, Bangladesh, Sri Lanka, Burma, and parts of Iran and Afghanistan. It was an area comparable in size to the continental United States, or Europe west of the Ukraine.
The historical background and religious traditions of the Indian subcontinent rival those of other re... [click here for more] |
Chaosium |
$17.95 $9.87
|
 A Study of the Religion, People, and Mythology of Tibet
Though not directly mentioned by H.P. Lovecraft in any of his stories, there are several references throughout his works to the Himalayas. Like most young men with a sense of adventure during the late 1800's and early 1900's, Lovecraft would have been aware of any news stories coming out of Tibet. It was a mysterious country-until 1984 vi... [click here for more] |
Chaosium |
$16.00 $8.80
|
MYSTIC ALLIANCES offers rules for using teenage investigators in a Call of Cthulhu setting in the near-future. During the years 2009 to 2011 the mythos again stirs, most notably, in Seattle. This has resulted in teenagers taking the front roles in the fight against and discovery of the supernatural - while older characters operate in the background as Mancers, characters wh... [click here for more] |
Chaosium |
$11.95 $6.57
|
On the west of Norway comes the island called Iceland, with the mighty ocean washing round it: a land very squalid to dwell in, but noteworthy for marvels, both strange occurrences and objects that pass belief.
— The Danish History, by Saxo Grammaticus, 12th Century
Legend and Adventure in Viking-Age Ic... [click here for more] |
Chaosium |
$34.95 $19.22
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