Daniel Castro

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.

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

A bundle of Mausritter adventures where mice explore from abandoned forest shrines to subterranean cursed caves.

Mausolympics is a zine that details the rules for running a sports competition in Mausritter. Take a break from your usual Mausritter campaign and test your party against seven rival teams. Or pit two or more play groups against each other!

A Mausritter adventure where the culinary and the art worlds collide!

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)"

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 time-looping murder mystery set in a sandbox sector of The Dream. Can you solve a murder before it happens, or will time tear you to pieces?

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

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

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.

Slime, Warp, & Solder is a three-pack of fluorescent zines that make your Slugblaster sessions grosser, trippier, and radder than ever. More monsters, more gear, and a dozen+ new character options. An expansion for the award-winning TTRPG by Mikey Hamm.

Blades in the Dark: Deep Cuts is a 128-page expansion for the Blades in the Dark roleplaying game — containing a treasure trove of lore, setting material, and alternative mechanics John Harper developed over the years for use in Blades campaigns.

In The Wild Frontier of Venture, you play as a crew of drifters, roaming a rugged, weird world with purpose in mind and gun in hand. On Venture, you can't run away from your problems—but that just means they can't run from you, either.

Deputised with the full legal powers of Janus Corp, the Crewmembers must identify a rogue scientist leaking data off-colony. The only problem: everyone on the station is an exact clone of the same man.

Death Pays All Debts adds a new tower in the depths of Prospero’s Dream loaded with loot and danger. Enterprising crews robbing the tower can walk away made for life. Unlucky ones will perish in the attempt… or worse.

A campaign framework for a forgotten haven of pirate plunder

OMENDROME is a zine supplement for MOTHERSHIP 1E and ARKYVR containing 10 filmmaker centered mini-adventures! Players take on the role of mercenary film documentarians trying to capture morally defying content for a questionable patron.

A neon noir murder mystery on a rogue planet, drifting into the dark between the stars. Intrigue, danger, and conspiracy lurk among the tarnished dreams of Interloper.

A hardcover toolkit for building your own bounty hunting campaign in the Mothership Sci-Fi Horror RPG.

Rapscallion is a tabletop roleplaying game in which you play a rambunctious crew of pirates, testing their luck against the unpredictable winds of Fate on the Great Sea—a unique setting featuring terrifying leviathans, living books, and magic aplenty.