The successor to AEG's award-winning RPG book "Toolbox" and platinum best seller "Ultimate Toolbox" - the World's Largest take on the Ultimate Toolbox is Over 400 pages of the best charts, tables, and seeds of gaming adventure.

"We watched Cthrion Uroniziir try to reduce the timescape into one singular universe, wiping out reality as we know it. She was defeated, and we see her cage every day."

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

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

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?

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.

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?

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.

A suicide-run heightcrawl for the Mothership sci-fi horror TTRPG. 22 floors to sneak, hide, and fight through in order to confront the true terror at the top - the corporate C-suite.

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!

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

Four new cutthroat businesses to populate Prospero's Dream. Sell your soul, lose your mind, spend your cash and dive back in.

A campaign setting for a Prospero's Dream that has fallen into the hands of a totalitarian empire. It contains three major storylines, dozens of locations, NPCs and several missions that take place after the events of A Pound of Flesh.

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

A murder mystery aboard Prospero's Dream! After a delivery gone wrong, will your crew uncover the plot to eliminate them before it's too late?

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.

ENNIE Award Nominated RPG (Best Rules, Product of the Year 2025) Memento Mori is back with the limited Deathless Edition, and a brand new Campaign: The Old City

The City State of the Invincible Overlord is an epic collection of campaign resources for both 5e and DCC RPG. More than 800 pages of material, multiple poster maps, and a city’s worth of gaming!

The World's Largest Dungeon is a 1,600+ page, four-book behemoth megadungeon. Experience the Guinness World Record-winning dungeon crawl like never before - fully updated to 5E of the Worlds Most Popular Roleplaying Game!

Tremendous and inspirational resources for gamemasters! Dungeon Denizens 2 is a huge hardcover with 350+ monsters, How to Write Even Better Adventures has advice from experienced game designers, and there's even more!

A hardcover compilation of archetypes, feats, spells, heritages, monsters, and more for Level Up: Advanced 5th Edition!

A gigantic boxed set packed with a huge 5E adventure path!

The Ghosts of Zoazanna Mountain is a module for OSE, written and lavishly illustrated by Tuomas Vauhkonen. Do you dare discover the secrets of Zoazanna?

Saddle your mouse, grab your trusty scissor, and get ready to discover the Garden! Household Volume II is the highly anticipated sequel expansion for the Household RPG.