The Complete Masks of Nyarlathotep


Larry DiTillio - 1984
    Horrifying deeds and dangerous sorcery dog those who attempt to unravel the fate of the Carlyle Expedition. The non-linear narrative keeps players baffled and on their toes. This new edition is reset and corrected, and features many new illustrations, four new episodes, added keeper support material, and a new version of the lost Australia chapter.

Cthulhu by Gaslight: Horror Roleplaying in 1890s England


William A. Barton - 1986
    Even in the peaceful fields of rural England only intelligent and energetic intervention could keep the shadows at bay."Cthulhu by Gaslight" includes a lengthy roleplaying adventure, "The Yorkshire Horrors" in which the investigators join forces with the world's most famous consulting detective, Sherlock Holmes Extensive background essays provide period skills, social classes, world politics, biographies and timelines for the 1890s, maps and London location notes (including the best stores of the time), travel, criminals and police, Cockney slang, cost of living, royalty and titles, club life in London, the occult in the 1890s, prices, and clothing. A lengthy essay considers time-travel rationales for moving investigators of another time into the 1890s.

H. P. Lovecraft's Dreamlands


Chris Williams - 1986
    Lovecraft's Dreamlands provides everything needed for Call of Cthulhu 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 gazetteer, dreamlands character creation rules, over thirty prominent NPC's, over 60 monsters who dwell within the dreamlands, descriptions of the dreamlands gods and their cults, six adventures to help jump start a dreamlands campaign, and a new fold-out map of the Dreamlands by Andy Hopp.

Call of Cthulhu D20 Roleplaying Game


Monte Cook - 2002
    Since the early 1900's, H.P. Lovecraft has been considered one of the top writers in the entire horror genre. Elements of his work have appeared over the years in numerous horror arenas, but now roleplayers can delve into a campaign centered around the author's popular Cthulhu Mythos. The Call of Cthulhu Roleplaying Game contains everything needed to play or narrate a roleplaying campaign, including all core-game rules for the d20 game system.

Investigator Handbook: A Core Game Book for Players


Mike Mason - 2015
    LovecraftWill you stand against the horrors of the night?Whether learned professor, nosy journalist, or hard-hitting detective, investigators need all the help they can get. Let this book be your guide. The Investigator Handbook is an essential player’s aid for the Call of Cthulhu 7th edition roleplaying gameWritten for those who will be playing the roles of investigators, the Investigator Handbook contains expanded rules for creating players characters, a wealth of over 100 occupations and skill descriptions, as well as guidance on getting the most from the game. What’s more, there’s a range of organizations for your investigator to belong to, detailed information about the classic 1920s setting, equipment and weapons for both the 1920s and modern day, and expert tips and advice for all budding investigators.No self-respecting investigator of the Cthulhu Mythos should be without it!

Delta Green


Dennis Detwiller - 1997
    Do you know who is pulling the strings? Delta Green knows. Things from beyond time and space that lurk and titter in the shadows, the slow rot at the core of humanity, the dark stars that whirl madly above- these are the true masters of the world. Delta Green has been fighting them since the 1928 Raid on Innsmouth, and the fight still rages on. This book is your weapon and your guide. The largest Call of Cthulhu sourcebook ever. Inside you will find the secret history of the 20th century, and the movers and shakers who are players in the game: Delta Green, the outlaw conspiracy working inside the U.S. government to fight the darkness; Majestic-12, the clandestine agency that cuts deals with aliens and reports to no one; Saucerwatch, a UFO study group closer to the truth than they know; the Karotechia, immortal Nazis who serve a risen Hitler; and The Fate, an occult criminal syndicate that knows where the bodies are buried. Plus: new skills, new spells, new weapons, new Mythos tomes, profiles of thirty-six real-world intelligence and law enforcement agencies, with character templates for each.A look at Mi-go biology, philosophy and operations, analysis of the Cthulhu Mythos in the modern day, a factual history of the U.S. intelligence and law-enforcement community, dozens of useful NPCs, campaign construction guidelines, two scenarios, a short campaign and more.

Delta Green: Countdown


John Tynes - 1999
    As our darkened globe spins through the eternal night, the lasting legacy of the human race is nothing but a scream - drowned out by the road of the destiny devouring us all. This is your last chance to show the cosmos what it means to be human: The will to fight.Delta Green: Countdown blows the doors of the world of Delta Green, reaching wider and digging deeper to map the terrain of the twisted pulp apocalypse we call the dawning of the 21st century. Brace yourself for the final world order: The Insects from Shaggai, alien parasites subverting the leadership of a nation; PISCES, the UK's attempt to harness the unknown; The Army of the Third Eye, terrorists fighting a bloody battle against alien invaders; GRU SV-8, a band of desperate operatives fighting darkness in the ruins of Russia; The Skoptsi, occult fanatics with an eight-hundred-year legacy; The OUTLOOK Group, where Majestic-12 tests its elite; Phenomen-X, a syndicated TV news show that pokes its camera in all the wrong places; Tiger Transit, a former CIA airline now in the clutches of a Tcho-Tcho drug cartel: The D Stacks at the American Museum of Natural History, where Dr. Jensen Wu classifies the unclassifiable; The Keepers of the Faith, traditionalist ghouls fighting the lean and hungry Heretic ghouls beneath the streets of Manhattan: and The Hastur Mythos, a twisted skein of surreal destruction weaving its way through humanity. Plus: new skills, new spells, new Mythos tomes, rules for psychics, a microbiologist's dossiers on paranormal lifeforms, profiles of international intelligence and law-enforcement agencies, dozens of useful NPCs, two scenarios, a short campaign, and more.

Trail of Cthulhu


Kenneth Hite - 2008
    It supports both Pulp (for Indiana Jones, Robert E. Howard, thrilling locations sorts of games) and Purist styles of play(for intellectual horror and cosmic dread). HP Lovecrafts work combined both, sometimes in the same story. It includes a new take on the creatures, cults and gods of the Lovecrafts literature, and addresses their use in gaming. It adds new player backgrounds, and bulk out the GUMSHOE system to give intensive support for sanity, incorporating into the rule set the PCs desire to explore at the risk of going mad. Trail of Cthulhu won two Ennie awards for Best Rules and Best Writing, as well as receiving an honourable mention for Product of the Year.

GURPS Illuminati: The World is Stranger Than You Think


Nigel Findley - 1995
    -- Ties in with current Hollywood hits...aliens and conspiracy -- Illustrated by award-winning cartoonist and satirist Alexis Gilliland.

Wormwood


Kevin Siembieda - 1993
    A decadent, violent and deadly world ruled by demonic creatures and evil clergy who control powerful kingdoms of monsters and enslave humans. Inhuman destroyers who command the crawling towers and life force cauldrons to do their bidding. One of countless alien worlds linked to Rifts Earth by the many dimensional gateways of the ley lines.

Pathfinder Adventure Path #1: Burnt Offerings


James JacobsAndrew Hou - 2007
    Five years after a tragic fire and spate of brutal murders, the people of Sandpoint eagerly anticipate the Swallowtail Festival to commemorate the consecration of the town's new temple. At the height of the ceremony, disaster strikes!In the days that follow, a sinister shadow settles over Sandpoint. Rumors of goblin armies and wrathful monsters in forgotten ruins have set the populace on edge. As Sandpoint's newest heroes, the PCs must deal with treachery, goblins, and the rising threat of a forgotten empire whose cruel and despotic rulers might not be as dead as history records.This volume of Pathfinder Adventure Path launches the Rise of the Runelords Adventure Path and includes:- "Burnt Offerings," and adventure for 1st-level characters by James Jacobs.- An exploration of your PCs' new hometown of Sandpoint, by James Jacobs.- A history of the ancient empire of Thassilon, by Wolfgang Baur.- The first installment of the Pathfinder's Journal, by Erik Mona.- Six new monsters by James Jacobs, Richard Pett, and F. Wesley Schneider.Cover art by Wayne Reynolds

Heroes of the Fallen Lands: An Essential Dungeons & Dragons Supplement


Mike Mearls - 2010
    Each class comes with a set of new powers, class features, paragon paths, epic destinies, and more that beginning players can use to build the characters they want to play and experienced players can plunder for existing 4th Edition characters. In addition to new builds, this book presents expanded information and racial traits for some of the game’s most popular races, including dwarves, eladrin, elves, halflings, and humans.

Vampire: The Requiem


Ari Marmell - 2004
    Their world is a xenophobic nightmare, populated by tyrannical despots, wildeyed heretics, bloodthirsty rogues and scheming manipulators, all unified by the mysterious curse of vampirism. And you would join them? You would live forever? To play the lusts of mortals like a violinist plays the strings? Then beware, the price is steep to enter the neofeudal hell that the Damned have wrought.Welcome to Undeath Join the revival of the Storytelling tradition. Vampire: The Requiem invites you to tell your own stories set within the world of the Kindred. This book includes rules for using vampires in World of Darkness chronicles, covering everything from the five clans to covenants to Disciplines, bloodlines, storytelling advice and a complete spread of game systems governing the undead. Hardcover. Requires the World of Darkness rulebook for play.

GURPS Cyperpunk: High-Tech Low-Life Roleplaying


Lloyd Blankenship - 1990
    -- The book that was confiscated by the Secret Service because they thought it contained hacking secrets (It doesn't)-- Nominated for the Origins Award for Best Roleplaying Supplement.

Tomb of Annihilation


Christopher Perkins - 2017
    Victims grow thinner and weaker each day, slowly but steadily sliding toward the death they once denied.When they finally succumb, they can’t be raised—and neither can anyone else, regardless of whether they’ve ever received that miracle in the past. Temples and scholars of divine magic are at a loss to explain a curse that has affected the entire region, and possibly the entire world.The cause is a necromantic artifact called the Soulmonger, which is located somewhere in Chult, a mysterious peninsula far to the south, ringed with mountains and choked with rainforests.Adventure design by Christopher Perkins, Will Doyle, and Steve Winter, with additional design by Adam Lee. Story consulting by the award-winning creator of Adventure Time, Pendleton Ward.