Michael Underwood

For centuries the Warders' Circle on the neutral islands of Twaa-Fei has given the countries of the sky a way to avoid war, settling their disputes through formal, magical duels. But the Circle's ability to maintain peace is fading: the Mertikan Empire is preparing for conquest and the trade nation of Quloo is sinking, stripped of the aerstone that keeps both ships and island a-sky. When upstart Kris Denn tries to win their island a seat in the Warder's...