Mutants & Masterminds (abbreviated "M&M" or "MnM") is a superhero role-playing game written by Steve Kenson and published by Green Ronin Publishing based on a variant of the Wizards of the Coast d20 system. The gameplay is designed to allow players to create virtually any type of hero or villain desired.
The M&M Deluxe Hero's Handbook is the revised and expanded core rulebook for the game's Third Edition, giving you everything you need to have your own superhero adventures. The detailed character creation system allows you to create the hero you want to play, choosing from a wide range of abilities, perks, and power effects. Customize your hero's powers with modifiers to create an almost infinite range of superhuman abilities. The Deluxe Hero's Handbook is a beautiful, full-color hardcover book that includes a quick-start character generator and a new adventure set in Emerald City. Become a hero of legend with the Mutants & Masterminds Hero Manual!
Since 2002, Mutants & Masterminds has earned its title as the best superhero RPG in the world, inspiring countless play sessions and winning many awards for excellence.