Top selling$15 or less tagged OSR and Supplement (57 results)
Explore physical games tagged OSR and Supplement on itch.io · Sell your physical games on itch.io to have them show up here.
New itch.io is now on YouTube!
Subscribe for game recommendations, clips, and more
time-traveling Mothership adventure
A Mausritter adventure site in a mysterious ruined toy store
A Mausritter Supplement
A MÖRK BORG & Sölitary Defilement solo supplement
An Alternate Reward System for Old-School RPGs
From the gutters, they rise.
A Low-fi Mutation and Mystery Moonpunk TTRPG for 24XX
A rules-lite TTRPG
A player facing cooking mini-game for TTRPGs.
old-school tunnel warfare zine
D20 magic weapons for fantasy RPGs.
By the King's decree.
A playable class and three enemies for CY_BORG.
Single page distress call scenarios for your space RPG games.
Over 200 pages of system agnostic tables, encounters, npc, villains and more.
A holiday-themed arctic Mausritter adventure for the 2022 Mausritter Winter Jam
Factions for Liminal Horror to terrorize your weird road trip
Simple domain rules and more for old school role playing games!
A Mork-Borg class for solo play.
A mission and setting for the FIST RPG, taking on a snake cult in Northern Europe.
Underground bugfights for doomed weirdos. 3rd party material for MORK BORG.
A Major Hireling Supplement intended for Mausritter
A Pamphlet Bestiary for MÖRK BORG TTRPG
An adventure setting and module of gothic intrigue, for any fantasy RPG.
22 Fortuitous Backgrounds for Troika!
A Collection of gifts, curses, friends and spirits for Songbirds 3e
Four supernatural encounters for Mausritter.
A massive sequel food and drink supplement for Mausritter.
Drift-race a barge full of psychedelic mushrooms. Compatible with Mork Borg.
Explore the thrill and danger of firearms in your campaign!
A supplement for the Mothership TTRPG
A funhouse dungeon for Cy_borg that takes place inside the subconscious of a hacker.
A revised and expanded edition of the original Sexbots supplement for Machinations of the Space Princess.
Combat & chase rules, vehicles & factions
Espionage in Cloud Cuckooland
Loading more games...