As the Rat King and his new Trio of Terror--Madame Null, General Krang, and Baxter Stockman--unleash the Armageddon Game on the denizens of New York City and Mutant Town, the TMNT--under the leadership of the newly reformed Shredder--turn to allies old and new to help them in their desperate quest to stop the Rat King's nefarious plot. Karai, Casey Jones, April O'Neil, Nobody, Alopex, Bludgeon, and Venus--each play an important part in the apocalyptic contest for the world. But can this coalition withstand the Rat King's latest gambit...or will a new and unexpected alliance form in its wake?

Collecting issues #1-6 by Erik Burnham, Roi Mercado, Will Robson, Juni Ba, Sophie Campbell, Paul Allor, and Pablo Verdugo, Teenage Mutant Ninja Turtles: The Armageddon Game--The Alliance breaks all the rules!