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.
An Interdimensional Hell-Market for Old-School Essentials. Life is cheap here...but a good soul will cost you.
Delve the depths of evil with new demons and devils for your Old-School Essentials game, each with full stats and a small adventure showcasing these infernal entities. Perfect for Referees who need a few fiends in low places!
An official OSE supplement of demons, cults, and dark magic.
