Kosovowilly

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

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.

Spawns of the Mindrender is a massive, 600-page D&D 2014 and 2024 5e-compatible dark fantasy adventure and campaign setting for levels 11-15 with extensive player options.