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 Hottest Adventures from Chaosium

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A Nation Ransomed

A Nation Ransomed


A Modern Military Adventure for Basic Roleplaying A Chinese nuclear submarine bearing a dozen missiles,each with a nuclear warhead, reported a major mechanical malfunction and would return to port. The ship is late. World governments receive a broadcast from the captain of the lost submarine, demanding that Japan, Taiwan, and South Korea surrender to the Peoples Republic of China by midnight --...   [click here for more]
Chaosium  $5.95

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A Resection of Time

A Resection of Time


A Resection of Time is a short campaign for Call of Cthulhu set in the modern day. It begins in early April, in San Francisco, and ends a little later in the steamy jungles of Belize, in Central America. Before plunging into the dark heart of the ancient Mayan world, the investigators also travel to Los Angeles and shadowy Arkham. The details of Mayan architecture, culture, epigraphy,...   [click here for more]
Chaosium  $11.95 $6.57

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Aces High

Aces High


The Mythic West ACES HIGH is a mythical, western role-playing game where Davey Crockett exists along side The Man With No Name. The relationship, however, may be an uneasy one. Violence is an everyday occurrence on the frontier of Civilization. Dust swirls around a crimson sun, reminding every one of their possible success, telling them of their mortality. Settlers make a grab for...   [click here for more]
Chaosium  $10.95

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Aces High New Mexico

Aces High New Mexico


Welcome to New Mexico 1875! Land of Enchantment Aces High: New Mexico, Dark Days in the Land of Enchantment, is a companion book for Chaosium‘s Aces High BRP supplement. Aces High: New Mexico is split into two sections; the first section is concerned with historical, geographical and societal issues that will allow the Master to explore...   [click here for more]
Chaosium  $11.95

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Atomic-Age Cthulhu

Atomic-Age Cthulhu


MYTHOS HORROR IN THE 1950s NEVER BEFORE had the world faced a threat as potentially devastating as the A-bomb -- and the even more lethal H-bomb that followed. Educational films showed how to "survive" a nuclear blast by crawling under a desk, as if a few inches of wood made any difference. In movie theaters, classic monsters of the '30s and '40s were replaced by...   [click here for more]
Chaosium  $31.95 $17.57

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Bad Medicine for Dr. Drugs

Bad Medicine for Dr. Drugs


Teenage Superheroes Tackle the Syndicate! Dr. Drugs had a nice retail outlet at Warren G. Harding High School, and his pills, poppers, and nastier substances went at bargain prices - to the Doctor, who dreamed of turning-on all of humanity to the way of drugs, profit was inconsequential (though his syndicate backers hardly thought so). But, after a student-customer overdoses and dies, the Doctor...   [click here for more]
Chaosium  $7.95 $4.37

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Beyond the Mountains of Madness

Beyond the Mountains of Madness


An Epic Antarctic Campaign & Sourcebook Little by little they rose grimly into the western sky; allowing us to witness the various bare, bleak, and blackened summits . . . in the reddish Antarctic lights against the provocative background of iridescent ice-dust clouds. In the whole spectacle there was a persistent, pervasive hint of stupendous secrecy and potential revelation. . . . I could...   [click here for more]
Chaosium  $39.95 $21.97

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Blood & Badges

Blood & Badges


The year is 1855. Perfection is a small gold-mining town located on the east side of the Rocky Mountains, in the Kansas Territories. The state of Colorado has not yet been established. The impetuous daughter of a rail-baron left home to experience the Western Frontier. For three months there has been no word from her. Pinkerton Agents are now on the case, hired to find Victoria Featherstone amid the...   [click here for more]
Chaosium  $10.95

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Blood Brothers

Blood Brothers


13 Titillating Tales "...and I would have got away with it too if it hadn't been for you meddling investigators and your stupid dog!"   —Frustrated Cultist upon arrest by local authorites. Do you have gaming buddies coming over tonight and don't know what to wear, or more importantly what game you'll run? Blood Brothers to the rescue! We'll...   [click here for more]
Chaosium  $18.95 $10.42

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Blood Brothers II

Blood Brothers II


9 Glimpses of Horror "Ooh, those A-li-ens, A-li-ens On a weekend from Mars They liked our girls and our cars- Ooh, those A-li-ens, A-li-ens" —From the Blood Brothers 2 soundtrack. They're B-movies, they're bad, and they're back for more laughs. Nine scenarios which have more to do with bad horror films than with H.P. Lovecraft. Microwave the popcorn,...   [click here for more]
Chaosium  $18.95 $10.42

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Bride of Halloween Horror

Bride of Halloween Horror


Autumn — the time of the Festival of the Dead, when the veil between the worlds is thinnest and prayers to ancestors easiest made. Pumpkin cakes are left in the Ancestors' Niche in every house, and children tie black and orange ribbons to the doors and put candles in the windows of their houses so their dead ancestors can easily find their way home. It is a quiet time, after the harvest...   [click here for more]
Chaosium  $10.95

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BRP Adventures

BRP Adventures


BRP ADVENTURES presents thirteen adventures for the Basic Roleplaying system. These are drawn from the submissions for the first Basic Roleplaying Adventure Contest. Organized by genre, these stories illustrate the versatility of BRP and its adaptability to different kinds of storytelling. The following are the general genres and adventures included: FANTASY * Sharazar,...   [click here for more]
Chaosium  $13.95

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Caligo Accedendum

Caligo Accedendum


Three Cthulhu Dark Ages Adventures This monograph constitutes Chaosium's first GenCon tournament for Cthulhu Dark Ages. The staffers chose the Latin name, which translates to "the approaching darkness". It also makes for a nifty acronym that fits in well with the Lovecraft Mythos. The first scenario, Island of the Damned takes tough-as-nails Viking characters completely out...   [click here for more]
Chaosium  $17.00 $9.35

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Canis Mysterium

Canis Mysterium


Constable Clark of Coldwater Falls, was desperate for attention. He'd been in touch with every sanatorium and hospital from New York to Boston and there's not an empty bed to be found since the stock market crash of last year. They're full to brimming with suicidal businessmen and investors. He is holding a man in his jail exhibiting some rather extraordinary behaviors. The delusion is complete...   [click here for more]
Chaosium  $10.95 $6.02

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Christmas in Kingsport

Christmas in Kingsport


Five Tales for a Not-So-Silent Night Some time ago we asked you to submit adventures concerning the holiday season. This monograph contains five tales certain to scare the stockings off the mantle. Silent Night Set in Arkham in December of 2001, this tale involves four investigators gathered to celebrate the season, the mythos far away for the moment. The Gaudy The investigators are invited...   [click here for more]
Chaosium  $13.00 $7.15

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Colonial Terrors

Colonial Terrors


"The times were lawless and the men who had flouted the King's Revenue forces for years were not the ones to balk at sterner things when duty impelled." —H.P. Lovecraft "The Case of Charles Dexter Ward" Colonial Terrors is a Call of Cthulhu campaign taking place in New England just prior to the American Revolution. The investigators...   [click here for more]
Chaosium  $6.95

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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  $28.95 $15.92

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Cthulhu Companion

Cthulhu Companion


Ghastly Adventures & Erudite Lore This book is composed of submissions to Different Worlds magazine and other Cthulhoid Chaosium projects. The Different Worlds readers’ enthusiasm for the Cthulhu Mythos resulted in many excellent submissions, some of which appear, with permission, within these pages. The contents of this supplement are quite varied. The first two...   [click here for more]
Chaosium  $7.95 $4.37

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Cthulhu Invictus Companion

Cthulhu Invictus Companion


The Mythos Threatens Ancient Rome AS ROME’S INFLUENCE SPREADS across the known world, so too spreads the worship of its gods. Roman leaders know that converting the people of conquered regions to the state religion makes them easier to control. But some gods have been worshipped longer than Rome has existed, and their supplicants won’t easily change allegiances. The...   [click here for more]
Chaosium  $12.95 $7.12

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Cthulhu Masters Tournament

Cthulhu Masters Tournament


Three Adventures From Gentler Times The CTHULHU MASTERS TOURNAMENT contains three scenarios presented during that year's GenCon. LORD AND BEAST: set in early WWII (June 1942) in the South Pacific, and interpreting the setting of William Golding's Lord of the Flies, beginning when the adult rescuers arrive to save British boys stranded by a plane crash on a desert isle. ELECTRIC...   [click here for more]
Chaosium  $8.95

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Cthulhu Now

Cthulhu Now


CTHULHU NOW includes four roleplaying adventures, "The City in the Sea," The Killer Out of Space," The Evil Stars," and "Dreams Dark and Deadly." Background essays provide new skills and occupations, up-to-date cash-flow information, an elaborate firearms article (and a foldout illustrating contemporary firearms), active and passive night-vision equipment, a survey...   [click here for more]
Chaosium  $21.95 $12.07

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Dark Crusades

Dark Crusades


Visit the Holy Lands in Cthulhu Dark Ages In the land of Milk and Honey, horror awaits. During the time of the Crusades, religion is a powerful moving force in the lives of both Saracens and Franks. Numerous visions and miracles were reported on both sides during and in between major battles. According to some accounts, the dead were seen fighting the living, and angels were witnessed....   [click here for more]
Chaosium  $6.95

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Dead Leaves Fall

Dead Leaves Fall


Nine Tales of Halloween Horror For children, Halloween brings to mind candy and costumes, wearing a mask and saying the magic words “trick or treat. For some adults Halloween is a time of physical and spiritual transition. The earth is shedding its skin like dead leaves falling, and men reflect in fear on the past gone by. It is a time when the connection between our meaningless existence and...   [click here for more]
Chaosium  $11.95

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Dead Light

Dead Light


The storm had been brewing for days and now it hits! Combined with restless, idle youth and the desire for easy money, something has been released out there amid the darkness, the howling wind, and lashing rain. Dead Light is an adventure scenario for the Call of Cthulhu roleplaying system designed to be played in one or more gaming sessions. An exercise in Lovecraftian-flavored...   [click here for more]
Chaosium  $5.95

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Farewell, My Sanity

Farewell, My Sanity


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 of...   [click here for more]
Chaosium  $10.95

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Fatal Experiments

Fatal Experiments


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, follhardy...   [click here for more]
Chaosium  $18.95 $10.42

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Fearful Passages

Fearful Passages


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 set in...   [click here for more]
Chaosium  $18.95 $10.42

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Five Go Mad in Egypt

Five Go Mad in Egypt


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 by one or...   [click here for more]
Chaosium  $14.95

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Fractured Hopes

Fractured Hopes


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 gamemasters...   [click here for more]
Chaosium  $10.95

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Fragments of Fear

Fragments of Fear


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, Trail of Tsathogghua,...   [click here for more]
Chaosium  $5.95 $3.27

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Gamemaster's Pack

Gamemaster's Pack


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 Cthulhu,...   [click here for more]
Chaosium  $19.95 $10.97

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Gatsby and the Great Race

Gatsby and the Great Race


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 enjoyable...   [click here for more]
Chaosium  $10.95

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H.P. Lovecraft's Arkham

H.P. Lovecraft's Arkham


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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Halloween Horror

Halloween Horror


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 intelligent, calm man who...   [click here for more]
Chaosium  $6.95

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Halloween Horror 2

Halloween Horror 2


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 the happenings...   [click here for more]
Chaosium  $12.95

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Halloween Horror Returns!

Halloween Horror Returns!


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 shot departure...   [click here for more]
Chaosium  $10.95

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Horror Stories From The Red Room

Horror Stories From The Red Room


Scary Scenarios for All-Hallow's Eve There is a place in San Francisco where a cabal of storytellers meets to spin tales of horror and suspense. On the second Friday of every month, as the last embers of sunlight fade over the horizon of the Pacific Ocean, the meetings are held in a private chamber of the Beaumont estate on Nob Hill, called the Red Room. The sense of ominous antiquity...   [click here for more]
Chaosium  $10.95

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Horror's Heart

Horror's Heart


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 true motives...   [click here for more]
Chaosium  $12.95 $7.12

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In Search of the Trollslayer

In Search of the Trollslayer


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 shrine...   [click here for more]
Chaosium  $6.95

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In the Shadows

In the Shadows


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 roll back a little of the darkness....   [click here for more]
Chaosium  $11.95 $6.57

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Keeper's Kit

Keeper's Kit


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

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King of Chicago

King of Chicago


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 —Urgent telegram from Jack Sullivan   Chicago in the Roaring Twenties: crime is rampant, it os a world of violence, intimidation, bribery...   [click here for more]
Chaosium  $10.95 $6.02

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Last Rites

Last Rites


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 rash decisions....   [click here for more]
Chaosium  $14.95 $8.22

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Legacies of the Renaissance

Legacies of the Renaissance


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 1928...   [click here for more]
Chaosium  $6.95

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Light Without Shadow, Blade Without Edge

Light Without Shadow, Blade Without Edge


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 subject of import...   [click here for more]
Chaosium  $6.95

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Lords of Tarsa

Lords of Tarsa


The Mythic West The year is 1092 in the Age of Itania. King Girart of Mirensa, villified as the killer of children, schemes to bring the Nine Kingdoms under his crown while Safiro of Tivonna engages magi and spies to thwart Girart’s ambition. Mad King Bertrant of Ossirenza bears the burden to defend the lands of Men against marauding Krek even as his galleys war on Tivonnan ships to satisfy...   [click here for more]
Chaosium  $10.95

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Machine Tractor Station Kharkov-37

Machine Tractor Station Kharkov-37


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 — to...   [click here for more]
Chaosium  $20.00 $11.00

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Masks of Nyarlathotep

Masks of Nyarlathotep


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 Lovecraftian...   [click here for more]
Chaosium  $34.95 $19.22

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Menace From the Moon

Menace From the Moon


In Which the Investigators Face an Ancient Extraterrestrial Threat as a 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 recently,...   [click here for more]
Chaosium  $9.95

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Miskatonic University

Miskatonic University


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 subjects...   [click here for more]
Chaosium  $16.95

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