The next big TMNT event is here! As the Rat King sets the game in motion, the Turtles are forced to respond and Mutant Town is put at risk. Under the leadership of the Shredder, the TMNT begin a dangerous quest to seek out allies against Rat King's trio of terror: LeatherKrang, Baxter Stockman, and Madame Null. It's a mission that will see the Turtles spread out across New York City...and across multiple dimensions! But time is short...