Joker Incorporated has unleashed a game of terror across the globe. Thousands of lives are at stake as Joker, the Tap Dance Man, Corvus Cawl, the Ghoul, Alpaca, Dusty Bronco, and Dai Laffyn roll out their twisted plan of chaos and mayhem. In order to defeat Joker Inc., Batman Incorporated may have to cross a line the group promised never to cross.