Detective Comics (2016-) #1026

As �The Joker War� rages on, the casualties are mounting, and the underground residents of Gotham City must deal with the devastating effects of the Joker toxin that�s been pumped into the old city�s tunnel system. Batman must risk everything to guide them to safety, but a familiar face has mobilized these forgotten souls to rise up in anger...and Killer Croc takes no prisoners!