The Jestivan (Erafeen, #1)

Bryson's having issues living up to his legendary dead father, but promise looms near as he's inducted into the Jestivan—an elite group of ten students that his dad once belonged to. They must set aside their differences, infiltrate foreign realms and track down kings, as a dangerous relic is stolen, an ancient war boils over, and a friend is stolen from their ranks... A magical epic fantasy.