All available Add-ons
Back the project and upgrade your pledge level with add-ons
-
FEATURED
Demonic Grimoire - Hardcover + PDF
$31.5053 purchasedBackers save 10% on this add-on! A tome of diabolical new content to enrich campaigns with fiendish adversaries and perilous magic. 176 pages brimming with: - 8 demon lords: Avaraz, Bethgor, Drazoggoth, Ghursag, Infernus, Ooyxblix, Phranax, Sillith. Each detailed with their aims, hellish home planes, and minions, plus a full stat block. - Demon cults: 8 cults of Chaos that serve demon lords, each with new spells available to followers. - Monsters: A horde of 60+ new demonic monsters, including dozens of AD&D-inspired classics. - Demonology: Rules for magic circles, summoning demons, demonic pacts, and devilish familiars. - New character classes and races: The chaos knight, cultist, demon hunter, and tiefling. - Magic items: 70+ artefacts of fiendish power to tempt power-hungry players. - Campaign guidelines: Advice for running campaigns with demonic elements, including campaign frameworks and adventure seeds. 176-page hardcover; cover painting by Benjamin Marra; A5 size; deluxe quality sewn binding; endpapers printed with tables and rules summaries. Includes PDF.EditIncludes 2 items
-
×1Demonic Grimoire (Hardcover)
-
×1Demonic Grimoire (PDF)
-
-
FEATURED
Limited Edition Demonic Grimoire - Hardcover + PDF
$5426 purchasedBackers save 10% on this add-on! A tome of diabolical new content to enrich campaigns with fiendish adversaries and perilous magic. 176 pages brimming with: - 8 demon lords: Avaraz, Bethgor, Drazoggoth, Ghursag, Infernus, Ooyxblix, Phranax, Sillith. Each detailed with their aims, hellish home planes, and minions, plus a full stat block. - Demon cults: 8 cults of Chaos that serve demon lords, each with new spells available to followers. - Monsters: A horde of 60+ new demonic monsters, including dozens of AD&D-inspired classics. - Demonology: Rules for magic circles, summoning demons, demonic pacts, and devilish familiars. - New character classes and races: The chaos knight, cultist, demon hunter, and tiefling. - Magic items: 70+ artefacts of fiendish power to tempt power-hungry players. - Campaign guidelines: Advice for running campaigns with demonic elements, including campaign frameworks and adventure seeds. This limited edition will only be printed once, so now is your chance to grab it! 176-page hardcover; black leatherette cover with matte red foil design by Tim Molloy; A5 size; deluxe quality sewn binding; endpapers printed with tables and rules summaries.EditIncludes 2 items
-
×1Limited Edition Demonic Grimoire (Hardcover)
-
×1Demonic Grimoire (PDF)
-
-
FEATURED
OSE Player's Book (2026 Printing) - Hardcover + PDF
$40.50174 purchasedBackers save 10% on this add-on! Return to the roots of fantasy adventure! Don your chain mail, grab your iron spikes, and prepare your magic missile. Glory, wonder, and doom await! - This book contains the complete game rules, 13 fantastic classes, 10 classic races, full equipment lists, and over 200 weird and wonderful spells. - Simple rules let imagination and fast-paced action take the spotlight. - Clear, modern presentation makes the game easy to learn and quick to reference. - 100% compatible with the 1980s D&D rules and with decades of classic adventures and supplements. - Core book 1 of 2. Referees also need the Old-School Essentials Referee’s Book. 256-page hardcover; A5 size; deluxe quality sewn binding; 2 ribbon markers; endpapers printed with quick reference info. Shipping note: this add-on will ship along with fulfillment of the Demonic Grimoire in 2027, unlike copies included in pledge levels, which ship to backers early.EditIncludes 2 items
-
×1OSE Player's Book (2026 Printing, Hardcover)
-
×1OSE Player's Book (2026 Printing, PDF)
-
-
FEATURED
OSE Referee's Book (2026 Printing) - Hardcover + PDF
$40.50146 purchasedBackers save 10% on this add-on! Return to the roots of fantasy adventure! Grab your graph paper, prepare your fiendish minions, and prime your traps. Glory, wonder, and doom await! - This book contains full guidelines for creating adventures and running campaigns, over 330 fearsome monsters, and over 300 wondrous magic items. - Simple rules let imagination and fast-paced action take the spotlight. - Clear, modern presentation makes the game easy to learn and quick to reference. - 100% compatible with the 1980s D&D rules and with decades of classic adventures and supplements. - Core book 2 of 2. Referees also need the Old-School Essentials Player’s Book. 256-page hardcover; A5 size; deluxe quality sewn binding; 2 ribbon markers; endpapers printed with quick reference info. Shipping note: this add-on will ship along with fulfillment of the Demonic Grimoire in 2027, unlike copies included in pledge levels, which ship to backers early.EditIncludes 2 items
-
×1OSE Referee's Book (2026 Printing, Hardcover)
-
×1OSE Referee's Book (2026 Printing, PDF)
-
-
Golden Lies Adventure - Zine + PDF
$10.8022 purchasedBackers save 10% on this add-on! A false goddess rises, her cult swelling with gold and devotees. In a half-sunken temple in a fly-infested swamp, miracles mask a darker truth. Followers vanish and wealth flows. Can players uncover the deceit before the Radiant Queen’s lies consume all? - A Quick Delve adventure designed for 1–2 sessions of play, perfect for side quests, one-shots, and conventions. - Suitable for around six characters of 4th–6th level. - Easily integrated into any campaign. - Ready to play with minimal prep. 20 page zine + PDF; A5 size; inside covers printed with maps.EditIncludes 2 items
-
×1Golden Lies Adventure (Zine)
-
×1Golden Lies Adventure (PDF)
-
-
FEATURED
Demonic Grimoire Monster Deck - Cards + PDF
$18764 purchasedBackers save 10% on this add-on! Want the complete horde of demons at your fingertips? The Demonic Grimoire Monster Deck is the perfect quick-reference tool for planning adventures, running combats, and selecting random encounters. - 60+ cards, featuring all monsters from the Demonic Grimoire. - Art and description on the front of each card. - Stats and combat traits on the back. - Large 2¾″ × 4¾″ card format (tarot card sized). - PDF included.EditIncludes 2 items
-
×1Demonic Grimoire Monster Deck (Physical)
-
×1Demonic Grimoire Monster Deck (PDF)
-
-
Monster Deck Foil Booster Pack - Cards + PDF
$7.20716 purchasedBackers save 10% on this add-on! A collectable foil pack of 17 monster cards to augment your Demonic Grimoire Monster Deck - 17 cards, featuring one new monster contributed by each OSE Month project. - Art and description on the front of each card. - Stats and combat traits on the back. - Large 2¾″ × 4¾″ card format (tarot card sized). Exclusive OSE Month item never to be printed again!EditIncludes 2 items
-
×1Monster Deck Foil Booster Pack (Physical)
-
×1Monster Deck Foil Booster Pack (PDF)
-
-
Demonic Grimoire Tshirt
$27282 purchasedBackers save 10% on this add-on! Show your demonic pride with this hellish Old-School Essentials T-shirt, featuring Benjamin Marra's Demonic Grimoire cover painting. May grant a protection from evil effect while worn. Shirt size will be selected in the post campaign Pledge Manager Survey. Next Level 3600 brand, black, 100% combed ringspun cotton fine jersey t-shirt with high quality direct to garment full color image. See sizing chart for measurements in inches.EditIncludes 1 item
-
×1Demonic Grimoire Tshirt
-
-
Demonic Grimoire Poster
$22.5047 purchasedBackers save 10% on this add-on! An 18" x 24" poster featuring Benjamin Marra's fantastic Demonic Grimoire cover painting. Posters will be shipped rolled in a shipping tube (not folded).EditIncludes 1 item
-
×1Demonic Grimoire Poster
-
-
OSE Black Metal Patch
$7.20251 purchasedBackers save 10% on this add-on! Embroidered Old-School Essentials black metal logo patch, approximately 6" x 3".EditIncludes 1 item
-
×1OSE Black Metal Patch
-
-
Hell Realm Postcards Set - Cards + PDF
$7.20126 purchasedBackers save 10% on this add-on! A set of 8 hell realm postcards, featuring amazing art by Tony Hough and in-world travelogues on the reverse side.EditIncludes 2 items
-
×1Hell Realm Postcards Set (Physical)
-
×1Hell Realm Postcards Set (PDF)
-
-
Holographic Demon Sticker
$4.507 purchasedBackers save 10% on this add-on! A holographic sticker featuring a demon voted by backers! Sticker size approximately 4" x 4". And the winner is...Evil Grimoire art by Lucas Korte!EditIncludes 1 item
-
×1Holographic Demon Sticker - Evil Grimoire
-
-
Holographic Demon Sticker Pack - Set of 5
$1837 purchasedBackers save 10% on this add-on! A full set of five stickers including Evil Grimoire art by Lucas Korte, Erinyes art by Justine Jones, Soul Larvae art by Peter Pagano, Vraxagon art by Justine Jones, and Fleshwarper art by Matt Stikker. Each holographic sticker will be approx 3"x3".EditIncludes 1 item
-
×1Holographic Demon Sticker Pack - Set of 5
-
-
OSE Player's Book (2026 Printing) - PDF Only
$22.5029 purchasedReturn to the roots of fantasy adventure! Don your chain mail, grab your iron spikes, and prepare your magic missile. Glory, wonder, and doom await! - This book contains the complete game rules, 13 fantastic classes, 10 classic races, full equipment lists, and over 200 weird and wonderful spells. - Simple rules let imagination and fast-paced action take the spotlight. - Clear, modern presentation makes the game easy to learn and quick to reference. - 100% compatible with the 1980s D&D rules and with decades of classic adventures and supplements. - Core book 1 of 2. Referees also need the Old-School Essentials Referee’s Book. 256-page, A5 size, endpapers contain quick reference info. PDF only. Note that previous purchases of this PDF at DriveThruRPG / Exalted Funeral will be updated with the 2026 update free of charge.EditIncludes 1 item
-
×1OSE Player's Book (2026 Printing, PDF)
-
-
OSE Referee's Book (2026 Printing) - PDF Only
$22.5027 purchasedReturn to the roots of fantasy adventure! Grab your graph paper, prepare your fiendish minions, and prime your traps. Glory, wonder, and doom await! - This book contains full guidelines for creating adventures and running campaigns, over 330 fearsome monsters, and over 300 wondrous magic items. - Simple rules let imagination and fast-paced action take the spotlight. - Clear, modern presentation makes the game easy to learn and quick to reference. - 100% compatible with the 1980s D&D rules and with decades of classic adventures and supplements. - Core book 2 of 2. Referees also need the Old-School Essentials Player’s Book. 256-page, A5 size, endpapers contain quick reference info. PDF only. Note that previous purchases of this PDF at DriveThruRPG / Exalted Funeral will be updated with the 2026 update free of charge.EditIncludes 1 item
-
×1OSE Referee's Book (2026 Printing, PDF)
-
-
Golden Lies Quick Delve Adventure - PDF Only
$68 purchasedA false goddess rises, her cult swelling with gold and devotees. In a half-sunken temple in a fly-infested swamp, miracles mask a darker truth. Followers vanish and wealth flows. Can players uncover the deceit before the Radiant Queen’s lies consume all? - A Quick Delve adventure designed for 1–2 sessions of play, perfect for side quests, one-shots, and conventions. - Suitable for around six characters of 4th–6th level. - Easily integrated into any campaign. - Ready to play with minimal prep. 20 page zine, A5 size, inside covers contain maps. PDF only.EditIncludes 1 item
-
×1Golden Lies Adventure (PDF)
-
-
Demonic Grimoire Monster Deck - PDF Only
$1034 purchasedWant the complete horde of demons at your fingertips? The Demonic Grimoire Monster Deck is the perfect quick-reference tool for planning adventures, running combats, and selecting random encounters. - 60+ cards, featuring all monsters from the Demonic Grimoire. - Art and description on the front of each card. - Stats and combat traits on the back. - PDF onlyEditIncludes 1 item
-
×1Demonic Grimoire Monster Deck (PDF)
-
-
Hell Realm Postcards Set - PDF Only
$413 purchasedA set of 8 hell realm postcards, featuring amazing art by Tony Hough and in-world travelogues on the reverse side.EditIncludes 1 item
-
×1Hell Realm Postcards Set (PDF)
-
-
Monster Deck Foil Booster Pack - PDF Only
$422 purchasedA collectable pack of 17 monster cards to augment your Demonic Grimoire Monster Deck - 17 cards, featuring one new monster contributed by each OSE Month project. - Art and description on the front of each card. - Stats and combat traits on the back. - PDF only Exclusive OSE Month item never to be printed again!Edit
