He gave Leo the courage to go down fighting ... Casey decided to mutate four new turtles. While The Last Ronin is celebrated as one of the darkest TMNT stories, comics like Image's Bodycount ...

The brothers may be reunited, but the future is looking pretty grim in IDW's Teenage Mutant Ninja Turtles series. Check out our exclusive interview with writer TMNT writer Jason Aaron and TMNT x ...