Welcome to the new world of TMNT! After the cataclysmic events of TMNT #100, the Turtles find New York City drastically changed—new factions and enemies are on the rise, and allies are in short supply. The Turtles discover that in order to survive they will need to work together like never before!

Originally published as Teenage Mutant Ninja Turtles issues #1-4.

The animated worlds of the current Teenage Mutant Ninja Turtles Nickelodeon cartoon and Batman: The Animated Series collide in this outstanding mini-series featuring fan-favorite characters from both universes! Villains start to mysteriously escape Arkham and Batman seeks to track them down, but he discovers that they have left Gotham completely... and gone to the New York City of the Teenage Mutant Ninja Turtles! Collects issues #1-6!

The Turtles struggle to recuperate in Northampton. Each Turtle deals with the new status quo in his own way, and each feels lost. But can they find their way to being a family again as the past haunts them?

"City at War," Part 3. The Turtles race against time to save one of their own, but beset by obstacles on all sides--including the Earth Protection Force and the tide of approaching battle between two warring ninja clans--will they be too late?

April is on the run after discovering a scheme with dire consequences for Mutant Town. Meanwhile, the Mutanimals take drastic steps that will put them on a collision course with the TMNT!

With new robotic rat removers roaming New York, Splinter is in more danger than he ever has been before. Can the turtles stop these menaces before their father becomes their next victim?