Introducing the ultimate role-playing game system for the superhero genre! Silver Age Sentinels invokes the themes and ideals of the Silver Age of comics placed in a modern context -- using the D20 system that everyone knows! This hardcover rulebook contains everything you need to play the entire range of superhuman power levels in your adventures -- from street vigilantes to spandex-clad heroes to galactic entities! Silver Age Sentinels also includes: the complete world setting of Empire City, new character classes and background, new skills, and exhaustive add-on mechanic for superpowers, dozens of sample character, and a template-driven vehicle and weapon creation system. Superhero gaming has never been more fun!