John Haines

HELLCRAWL is a jumbo sized hexcrawl set in Nethria, the Burning Hell. This infernal module is built for Old-School Essentials and will throw your unfortunate players down into the darkest depths of hell.

A low-level adventure set in the plagued wilderness and abandoned mines of a crumbling dwarven mining town. Demon-hunters march in force, strange beasts stalk the woods, and cultists dig for something still buried in the silver mine...

An insidious island adventure for Old School Essentials.

A doomed starship warps through the abyss and crashes into a sword-and-sorcery world, unleashing cyborg demons and alien tech. Classic science-fantasy meets 90s-inspired radness as high-level heroes face the forces of chaos in the hell-corrupted wreck.

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.

A zinepack of adventure modules for Old-School Essentials.

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

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

Bite The Hand is a cyberpunk TTRPG built on Mothership's Panic Engine. The Core Rulebook contains all the information both players and game masters will need. It features a catalogue of cybernetics, weapons, NPCs, and all the rules you need to play.

A media-fueled toolbox and adventure for the Mothership RPG. BREAKING NEWS drops you into Prospero’s Dream, where information is currency and factions fight to control it. Every lead drags you deeper. Whose truth will you print, and what will it cost you?

A dungeon crawl/heist/mystery scenario in a fine dining restaurant set on the space station Prospero’s Dream.

Step into your new flesh like borrowed gloves, and burn your fingers once again! Introducing new transhuman mechanics for the Mothership Sci-Fi RPG as part of Mothership Month 2025! Swap bodies, go insane, and see just how far from human you can become.

In the verdant and tightly-wound habblock known as the Grove, where each alley and every inhabitant is home to old traditions, the Antecedent Solarian Fellowship prepares for the three-day Solstice festival.

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?

Turning back leads somewhere new. The gun in your hands is missing. The ringing grows louder.

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.

Three locations on Prospero’s Dream, each available as a standalone Mothership module: a railgun hidden in an observatory, a zombie-infested luxury resort and a slickworld corrupted by Eldritch horrors. New rules to play with psychic powers.

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

PROSPERO'S DREAM is the new campaign setting for the Mothership Sci-Fi Horror RPG. It expands and augments the content in the award-winning module, A Pound of Flesh. The boxed set contains three zines, warden's tools, and so much more.

All On Red is a tense sandbox investigation module set on the perilous mega-station Prospero's Dream. Speeding trains, a vicious gang, a clinic on the brink of failure, and a rebel plot all collide in this pressure cooker adventure!

The award-winning TTRPG perfect for forging the stories YOU want to play. Lightning-quick character generation. Super easy to GM. Unique and imaginative campaigns. And all the flexibility, story focus, and fast-paced play Cypher is famous for!

The next supplement for the Exalted Third Edition tabletop roleplaying game

Ars Magica's deluxe edition with vastly expanded text, new art and graphic design, and luxurious upgrades.

TRAIL OF CTHULHU: A ROLEPLAYING GAME OF HORROR AND MYSTERY Investigate Lovecraftian horrors in the dark decade of the 1930s!