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 Hottest Core Rulebooks from Chaosium
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6th edition Call of Cthulhu

6th edition Call of Cthulhu


Horror Roleplaying in the Worlds of H. P. Lovecraft The Great Old Ones ruled the earth aeons before the rise of humankind. Originally they came from the gulfs of space and were cast down by even greater beings. Remains of their cyclopean cities and forbidden knowledge can still be found on remote islands in the Pacific, buried amid the shifting sands of vast deserts, and in the frigid recesses...   [click here for more]
Chaosium  $19.22 $12.88

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Basic Gamemaster

Basic Gamemaster


Running the Chaosium Roleplaying System This book provides wisdom and advice on running Basic Roleplaying games. There are five main sections: the first discusses the duties of the gamemaster in devising and presenting roleplaying adventures. The second covers scenario-construction aids for the gamemaster including encounter tables, languages, treasures, and danger-classes. The third treats...   [click here for more]
Chaosium  $4.95 $3.32

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Call of Cthulhu 7th Edition - Keeper's Rulebook

Call of Cthulhu 7th Edition - Keeper's Rulebook


Chaosium's Horror Roleplaying in the Worlds of H. P. Lovecraft The Old Ones ruled the earth aeons before the rise of man. Traces of their cyclopean cities can still be found on remote islands, buried amid the shifting desert sands, and in the frozen wastes of the polar extremes. Originally they came to this world from the stars. They sleep now, some deep within the earth or beneath the sea. When...   [click here for more]
Chaosium  $27.95

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Call of Cthulhu 7th Edition Conversion Guidelines

Call of Cthulhu 7th Edition Conversion Guidelines


Want to covert an older Call of Cthulhu product for 7th Edition? Don't have time to fiddle through your copy of the Keepers Rulebook? Get all the information you need from a single free PDF. These pages are taken from the Call of Cthulhu 7th Edition Keepers Rulebook. You can get the full book here. ...   [click here for more]
Chaosium   FREE 

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Call of Cthulhu 7th Edition Quick-Start Rules

Call of Cthulhu 7th Edition Quick-Start Rules


Horror Roleplaying in the Worlds of H.P. Lovecraft The Great Old Ones ruled the earth aeons before the rise of humankind. Originally they came from the gulfs of space and were cast down by even greater beings. Remains of their cyclopean cities and forbidden knowledge can still be found on remote islands in the Pacific, buried amid the shifting sands of vast deserts, and in the frigid recesses...   [click here for more]
Chaosium   FREE 

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Call of Cthulhu Investigator Handbook 7th Edition

Call of Cthulhu Investigator Handbook 7th Edition


A CORE GAME BOOK FOR PLAYERS “We live on a placid island of ignorance in the midst of black seas of infinity, and it was not meant that we should voyage far.” —H.P. Lovecraft Will 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....   [click here for more]
Chaosium  $22.95

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Malleus Monstrorum

Malleus Monstrorum


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, and concepts...   [click here for more]
Chaosium  $17.50 $11.73

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RuneQuest - GameMaster Screen Pack

RuneQuest - GameMaster Screen Pack


Guide your players into a World of Adventure! The RuneQuest Gamemaster Screen Pack is an essential play aid for RuneQuest: Roleplaying in Glorantha gamemasters, packed with useful references and materials to launch any new campaign, or add to an existing one. The gamemaster screen itself is a landscape, full-color, four-panel cardboard screen, 34 inches wide and 8.5 inches tall,...   [click here for more]
Chaosium  $14.99

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RuneQuest - Glorantha Bestiary

RuneQuest - Glorantha Bestiary


A Myriad of Foes, Rivals and Allies to challenge your RuneQuest Heroes The RuneQuest: Glorantha Bestiary contains almost 200 creatures native to the world of Glorantha or in the spirit worlds adjacent to it. These creatures range from weak to apocalyptically powerful, allowing a RuneQuest gamemaster to choose the right creature to suit any encounter or need. Entries are divided into Elder...   [click here for more]
Chaosium  $19.99

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