Desperate Dusty Desperados OSE Conversion Guide

2025 · Sourcebook (rules/options to enhance play)

Desperate Dusty Desperados OSE Conversion Guide

This official conversion guide adapts an OSRIC/AD&D adventure set in the whimsical and dangerous Mice of Legend setting for use with Old-School Essentials Basic/Expert rules. It includes converted monster statistics, NPC classes, spells, adjusted encounters, and OSE-scaled treasure, along with referee guidance for maintaining the adventure’s tone, pacing, and challenge.

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.