This Demonic Adventure for the Old School Essentials system takes a party into a small pocket dimension of the hells. (A little Hellraiser and a bit of Silent Hill thrown into the Slaughterhouse sausage!)

Escape from the labyrinthine prison-hell of Carcerus!

A city-crawl through a profane realm of the subtle divines of Vedic myth, created in homage to City-State of the Invincible Overlord and serving as a meta-commentary on syncretism, hedonism, and orientalist tropes on India across the history of gaming.

The Black Spire Pact is a slipcased pair of PvP adventure books where one player is a mortal sorcerer, the other a demon lord. PvP Gamebooks use a streamlined system built on and fully compatible with Old-School Essentials.

Loud, colorful, and cartoonish art book, showcasing the demonic forces living in their various hells, and the clerics who worship them.

A zinepack of adventure modules for Old-School Essentials.

An official OSE supplement of demons, cults, and dark magic.

FLAIL is an old-school, fantasy RPG where spells act up, weapons fall apart, and characters survive mostly through nerve and sheer luck. Designed for people who like single-session dungeons and short campaigns of 10~15 sessions. Low-prep, max play.

Get ready to enter your very own World Dungeon! Play as a familiar face, such as 🧨 Carl, 👑🐈 Donut, 🐊 Florin, 🐐 Prepotente, or build your own unique crawler, complete with a customizable class and race (if you survive to the third floor)!

The real dungeon was the hobby we made along the way. Dungeon crawl your way through half a century of RPG history in this full-scale megadungeon for the DIE RPG by Gareth Hanrahan.

Triple-O is a tool for solo RPG players who want to invert roles and play as the GM instead of a character. Originally launched as a one-page solution, this new zine version brings more random tables, examples, and new use cases!

Blades ’68 is an official supplement for Blades in the Dark, moving the timeline forward 100 years to the swinging 60s.

A Mausritter adventure collection of aerial escapades.

Return to the forest of Pwyll from Tiny Fables for more dark, mysterious, and whimsical adventures for Mausritter.

A trove of hand-drawn items, weapons, & magical gear for your Mausritter games—plus a Crafting "Recipe" Manual to create more complex items! Perfect for tiny heroes & big adventures. Add charm, depth, and creativity to every session!

A war-time adventure setting featuring two mouse communities facing an invasion from a cabal of carnivores. The top-secret folio will include mission pamphlets, maps, and a Field Guide detailing the setting, factions, creatures, and more.

Fight to free your home from the terrible rule of The Baron in this campaign for Mausritter.

An ambitious, interconnected, and beautifully illustrated setting for Mausritter, transforming an amusement park into a vast mouse-scale kingdom of peril, potential, and play. "Redwall meets Rollercoaster Tycoon (with a touch of danger and drama)"

Mausritter: Junk City is the new official campaign for everyone's favourite mice game.

A death-game module with a tight time limit and high stakes. Set in the ruined and plague-warped city of The Sink, the wealthy and powerful Hunters come to play a game where the rules are rigged and losing means death.

Mothership space trucking 101, set in the star system surrounding Prospero's Dream

The Green Ghost's oxygen smuggling ring deals in the shadows beneath the roaring fans and events of Beach Breeze Rally DX, an arcade racing game set in a virtual slickworld. Race and join the leaderboard, or investigate and topple the operation.

Eighteen Mothership veterans tear open the Spinal Crux District, a 56pg zine detailing the EYE and its twenty Blocks on Prospero's Dream.

Malvolio: a new, luxury gated district on Prospero's Dream, its people slowly being corrupted by power of The Hippocrene... drink and you shall have what you most desire—but at what cost?