Jonathan Sherlock

A TTRPG about symbiote-infused black ops freaks trying to survive and find answers in the shadow of the alt-2000s.

9 self-contained adventures inspired by Dante's Inferno for the sci-fi horror RPG Mothership. Each circle features unique mechanics and stories. Play as standalone one-shots or link them into a campaign with an overarching meta-plot.

There is a moon that exists across space and time, in two different places at once...

The brand-new Cypher is the fast, flexible, and easy-to-GM RPG for any campaign you want to run. Let's take it to even more new places with cool options to customize your game and really make it soar in this short FLASH campaign!

Never face the darkness alone again - a pets and companions guide and resource book for Mothership 1E.

The Blue Way is a game of lost stories, colonialism, and its cultural aftermath from Jason Morningstar and Central Michigan University Press.

Legendary TTRPG designer Monte Cook, creator of Return to the Temple of Elemental Evil, Ptolus, and more, returns to the megadungeon!

Inspired by life-story systems found in other TTRPGs, Life-Paths aims to provide mechanical and narrative boons and banes while adding depth to a character’s backstory.

ENDING SOON! The wondrous science-fantasy RPG Numenera returns in a new edition filled with new art, creatures, lore, numenera items, and adventures. Step into the amazing Ninth World—a critically acclaimed, fan-loved RPG setting like no other!

A shore leave location with new cybermods, recovery mechanics, black market items + more

Twisting Unseen is a 36pg adventure module where crewmembers Build the Superstructure using long-defunct Gate tech. A Sleeper Crew Adventure inspired by BLAME!, Half-Life, and Pandorum for Mothership the Sci-Fi Horror RPG.

The International Player’s Review is a magazine for gamesmasters, players, and anyone who spends more time drawing dungeons than doing homework. The Annual is a collection of the first four issues in print for the very first time.

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

Blood, bile and oil. The Dream is begrimed. Hygeia Interplanetary is offering to fix that. A lemony-fresh adventure surrounding one elite janitorial team's disappearance whilst attempting to scrub down a fragment of Prospero's Dream.

An open ended Mothership TTRPG module set in Prospero's dream. As undercover agents pressed into corporate service crew are tasked with tracking down the source of malfunctioning blackmarket prototype clones.

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!

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

Prospero's Mall & Outlet failed project is being consumed by its own Lucid-AR tech. Street crews fight back with graffiti, skating, and style, keeping the holo-horrors at bay.

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

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.

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!

Return to Netjeru in this updated, cleaned, and re-edited version of Graveyard of the Gods! Mine through the carcasses of the ancients...or die trying to make it rich!

Flotsam drifts on artificial tides in a remote coastal outpost. Document what happened to the crew of this sea-struck facility, or add yourself to the ledger.