Old-School Essentials is a role-playing game of fantastic adventure, monsters, and magic!

Simple, robust rules: Old-School Essentials has light, easily modified rules, putting the focus of play on shared imagination, improvisation, and fun.

Easy to learn and reference: Old-School Essentials is meticulously edited and laid out, with the aim of maximising ease of reference during play. Everything is logically organised and presented in a quick-to-read format based on "control panels" — side-by-side pages presenting a single topic in its entirety.

Compatible with decades of material: Old-School Essentials is based on the classic 1980s Basic/Expert rules (B/X), the most popular edition of the game among connoisseurs of old-school RPGs. All material written for the B/X rules over the last four decades can be used with Old-School Essentials, without any conversion effort whatsoever!

100% old-school rules, 100% modern design!