Are you a busy GM? Does session prep take too long? Do you never have time to design the cool little details that bring your game to life? Fear not! That’s where the Dread Thingonomicon comes in.

Crammed full of system-neutral themed lists, flavourful NPCs and more, the Dread Thingonomicon is designed to give you—the time-crunched GM—the tools to effortlessly add flavoursome verisimilitude to your game.

If your campaign features abnormal lesser undead, alchemist’s laboratories, ancient necropolises, archives & libraries, bandits & brigands, besieged castles, black dragon lairs, blue dragon lairs, bustling marketplaces, corpses, creepy graveyards, crypts & catacombs, cultists’ lairs, curio shops & pawnbrokers, dark caverns, fairs & festivals, fallen dwarven holds, fanes of evil, fanes of good, farming villages, fecund jungles, forts on the borderland, ghostly hauntings, goblin lairs, green dragon lairs, haunted houses, henchfolk & hirelings, hill giant steadings, items most wondrous, kobold warrens, lich’s lairs, local landmarks, lunatic asylums, merchant caravans, minions of evil, necromancer’s lairs, noble’s manor houses, noisome marshes, noisome sewers, ocean voyages, orc villages, red dragon lairs, roads, ruined castles, ruined cities, ruined monasteries, ruined wizard’s towers, seedy taverns, shadowed borderlands, slavers’ compounds, smugglers’ villages, smugglers’ lairs, snow and ice, subterranean mines, sun-scorched deserts, sunken ships, thievish doings, torture chambers, travellers’ inns, troublesome treasures, urban chases, urban events, urban landmarks, urban oddities, vampire’s castles, war-ravaged lands, white dragon lairs, wilderness camps, windswept moors, wizard’s towers and wrecked ships (and whose doesn’t?) the Dread Thingonomicon is for you!

Comprising the entire 20 Things line, the Dread Thingonomicon weighs in at 476 pages of content and is the culmination of seven years of design.

Use the system-neutral material herein either before or during play and bask in your players’ adulation.

A System Neutral Resource by Alexander Augunas, John Adams, Aaron Bailey, John Bennett, Creighton Broadhurst, Simon Butler, Ronald Calbick, Kalyna Conrad, Seamus Conneely, Jeff Gomez, Rikh Hart, Eric Hindley, Taylor Hubler, Steve Hood, Anthony Jennings, Cole Kronewitter, Jacob W. Michaels, David Posener, Paul Quarles, Alex Riggs, David N. Ross, Mike Welham and Bart Wynants.

Digital Files

The download for this book includes print- and screen-optimised PDFs along with individual text files complete with markdown formatting for each of the 20 Things instalments presented within.

Print Editions

Print editions of The Dread Thingonomicon are available at DriveThruRPG by following this link.