A new era of TMNT begins! Acclaimed Eisner-winning writer Gene Luen Yang (American Born Chinese, Avatar: The Last Airbender, Superman Smashes the Klan) takes on writing duties for TMNT! Following the stunning events of TMNT #12, the Turtles face a different New York... one where they are viewed as heroes! The celebration will be short-lived as new threats vie for control. The mutant yak Papa Beng is determined to widen the power base for his gang. Yet little does he know that he and other TMNT villains are being stalked by a powerful new assassin... Ujigami!