Magic has suffused the Inner Sea region for thousands of years. ThisPathfinder sourcebook takes a detailed look at the magical traditions of theInner Sea, including rules for magic variants (from hideous fleshwarping ritualsto the wild and unpredictable surges of primal magic), examinations of how magicis taught (be it in schools, temples, guilds, or secret societies), and how thespellcasters of the region have chosen to specialize in various forms of magic.Additionally, this book presents two, new oracle mysteries, 18 new archetypesfor spellcasting classes, a pair of prestige classes (the cypher mage and thedivine scion), and a wide selection of unique, unusual, and exciting new spellsfor all who would seek to master the art of magic.