"The Kraang have infiltrated the local zoo to mutate as many animals as possible, Donatello has created a new scent in the hopes of getting April's attention but it has some unintended consequences, and Leonardo is determined to whip his brothers into shape and creates the mother of all obstacle courses."--Back cover.

After meeting a good-natured interdimensional time traveler named Renet, the Turtles become unstuck in time and go spinning into the past! No time period is safe in this epoch-spanning epic.

"DC Comics and IDW team up for the crossover event of the decade! Two of the most iconic entertainment icons meet for the first time in a tale that readers never imagined they would see. In Gotham City, a series of deadly raids leads Batman to believe he is up against a group of highly trained ninjas. As it turns out, the Foot Clan is on the loose. Somehow, they've crossed over to another dimension and are determined to take advantage of the situation...

"It's all-out war on the streets of NYC! It's the shocking culmination of nearly a decade of storytelling as the Teenage Mutant Ninja Turtles and Splinter face their darkest hour against a multitude of enemies bent on their total destruction. Karai, Agent Bishop, Old Hob and the Mutanimals, Metalhead, Leatherhead, the Pantheon, Hun--they're all here, as well as twists, turns, tragedy, and heart-stopping surprises at every turn. Find out how a City...

The animated worlds of the current TMNT Nickelodeon cartoon and Batman: the animated series collide for the first time ever! 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!" -- Page [4] of cover.

"Follow the adventures of Leo, Donny, Raph, and Mikey in this series spinning straight out of the hit Nickelodeon cartoon! Baxter Stockman is looking to become the new major villain on the streets! His first step to world domination? Turn the Mutanimals into robots!"-- cover page 4.

"The Batman/TMNT trilogy concludes! The coming of Krang They have fought the Foot Clan in Gotham City. They've battled Bane in New York. But Batman, Leonardo, Donatello, Michelangelo, and Raphael - the Dark Knight and the Teenage Mutant Ninja Turtles - have never faced a foe like this. The malevolent alien intelligence called Krang has seized one of the DC Universe's most dangerous technologies. It's all part of his mad plan to create a combined Multiverse,...

"When Donatello opens a portal to Gotham City in search of the Turtles' recent ally, Batman, he accidentally gets sent to Gotham City and someone else comes through--Bane! The villain who broke Batman finds a new world to conquer, developing a new strain of Venom to inflict on the Big Apple's unsuspecting population. Donnie manages to bring Batman and Robin (Damian Wayne) to his world to join the fight, but when they, Master Splinter, and the rest...

"Multiple sources of conflict collide as the maniacal Agent Bishop goes to war with the alien forces on Earth, driving the Turtles to embrace unsavory alliances and race to stop a massacre. But this complex web of enemies and allies--as well as new divisions between the Turtles themselves--may thwart any chance they have for success! Brought to you by Kevin Eastman, Tom Waltz, Dave Wachter, and Michael Dialynas."-- cover page 4.