Kristian Zirnsak

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

MCDM‘s sophomore album featuring: better dungeon crawling, overland travel, a quaint town, the goat, and a lot of adventurers whose ambitions often exceed their skill.

Forged in blood by Professor DM and Roll For Combat, with contributions from Brandon Gillam, this is not another safe fantasy game. This is steel. Fire. Consequence.

“All the grisly bits wot weren’t enuff on their own” A true expansion to the Swyvers RPG. More city generator tools, more systems, more grit, more grub, MORE SWYVERS!

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.

A series of connected adventures starting in our mortal realm and descending into Hell itself.

A 5th Edition/Dungeon Crawl Classics Zero-Level horror adventure.

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.

Unleash chaos with MÖRKTASTIC BEASTS, a nightmarish art book and Mörk Borg bestiary, featuring 150+ pages of twisted creations from eleven visionary artists. Back it to summon these horrors into your doom-laden adventures!

A project from the original creative team of SAD SPACE COWBOY RPG Orbital Blues, featuring a new book about the criminal scum of both the corporate and the outlaw worlds.

Join in on this planet-hopping adventure following the tracks of the songstress, Xiomara Lauren, discovering the truth behind her disappearance and unveil the mysteries of the corporations that have laid claim to her talents.

Hunt, climb and slay colossal Titans in TITANBOUND, designed for use with Shadowdark RPG. New kaiju-slaying classes, magic, gear and ancestries will help you bring down the biggest monsters ever imagined!

Druskara is a brutal sandbox setting made for use with Shadowdark where the world evolves with or without you and your choices reshape the realm.

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

Nothing says happy holidays like spreading the infection of all things Vast Grimm!

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

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?

Neighborhood crime drama sandbox module for Mothership RPG. Deep in the belly of an enormous space station, pressure mounts & schemes unravel as corpo security tightens the screws.

Explore Welkin Campus—a shifting, sprawling, drowned facility of rogue machines, failed clones, and paracausal tech—in this Mothership-compatible depth-crawl module.

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.

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.

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?

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