OSRIC 3.0 Gamemaster Guide

2026 · Core Rules (min needed to play)

OSRIC 3.0 Gamemaster Guide

A gamemaster reference for running fantasy roleplaying adventures. It provides guidance for creating and managing non-player characters, designing dungeon adventures, and building encounters, along with tables for monsters, treasure, and magic items. The book is used alongside the OSRIC 3.0 Player Guide and supports the third edition of this rules-based retro-clone of early fantasy roleplaying games.

Attribute/Stat Based (STR, CON, PER, etc)Level Based (Earn XP and level up)Class Based (Pilot, Wizard, Scientist, etc)

Game facts (players, playing time, age, credits) from BoardGameGeek.