Teenage Mutant Ninja Turtles: The Last Ronin--Lost YearsReturn to the Ronin verse with the pulse pounding follow up to the New York Times bestseller, TMNT The Last Ronin! Secrets about the Last Ronin's final battle come to light while a new generation of Teenage Mutant Ninja Turtles comes to life! Return to the Ronin verse with the pulse pounding prequel to the New York Times bestseller, TMNT The Last Ronin! Secrets about the Last Ronin's final battle come to light while a new generation of Teenage Mutant