New classes, curses, and monsters for Vampire Hunting campaigns for the Shadowdark RPG

The Cursed Flames is a fast, brutal escape adventure for Shadowdark RPG. Designed for 3–5 characters, Level 2–4. Built for one intense 3 hours session. Minimal prep, ready-to-run structure.

A city-crawl through a profane realm of the subtle divines of Vedic myth, created in homage to City-State of the Invincible Overlord and serving as a meta-commentary on syncretism, hedonism, and orientalist tropes on India across the history of gaming.

A new OSE bestiary of ancient horrors! Explore the Qliphoth, demons born from discarded divinity. Includes new spells, lore, and the occult scholars who dare name them. Knowledge is power, but every truth corrupts.

HELLCRAWL is a jumbo sized hexcrawl set in Nethria, the Burning Hell. This infernal module is built for Old-School Essentials and will throw your unfortunate players down into the darkest depths of hell.

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 zinepack of adventure modules for Old-School Essentials.

An Interdimensional Hell-Market for Old-School Essentials. Life is cheap here...but a good soul will cost you.

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

An official OSE supplement of demons, cults, and dark magic.

A Dark Double Feature designed for use with Shadowdark RPG featuring: Of A Harmonious Nature and Nothing Left To Lose

Get ready to enter your very own World Dungeon! Play as a familiar face, such as 🧨 Carl, 👑🐈 Donut, 🐊 Florin, 🐐 Prepotente, or build your own unique crawler, complete with a customizable class and race (if you survive to the third floor)!

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.

Within the White Temple, an extradimensional elf-made prison, you must battle Ramlaat’s supreme daemons and harness their Stones of Power for Law or Chaos.

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!

Inkvein is a caving-centric megadungeon crafted for MÖRK BORG, drowned in inky horror. Emerging from the quill of ENNIE nominated Murkdice and published by ENNIE winning Space Penguin, this tomb of monochrome terror is not to be missed!

Originally produced for OD&D and eventually Old-School Essentials, the "Silver" selling Hidden Hand of the Horla now makes its way to Shadowdark!

The Gloomcliff Frontier is a Shadowdark RPG campaign setting blending post-revolution intrigue, chaotic wilderness, and ancient mystery. Players balance survival, exploration, and factional politics while shaping the future of a land still scarred by war

Two funnels for 0 level characters in a Gothic romance/space fantasy inspired by The Locked Tomb, Clark Ashton Smith, and Arthuriana - "Sisterhood of the Splintered Bone" and "This Rose Will Never Die." Available for Dungeon Crawl Classics and Shadowdark

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.

New old-school adventures for fans of 5E and DCC! Pinball Crawl Classics adapts classic pinball cabinets to DCC RPG rules - while Old-School Adventures #1 brings gruesome foes, dark mysteries, and magic to startle and amaze to your 5E game!

"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."

Five of Shadow Lab's best D&D 5E adventures converted to Shadowdark RPG by Menagerie Press. Conversions by William Murakami-Brundage (Pickpocket Press's Argosa Adventure Anthology, etc.)