SUPERMAN/BATMAN VOL. 4

Superman, Batman and the Justice League realize that Kryptonite is a more widespread problem than they believed in these stories from SUPERMAN/BATMAN #37-49. The world’s finest heroes must hunt down what seems to be an endless supply of Kryptonite across the globe—but in order to rid the world of its Kryptonite infestation, Superman may be forced to cripple entire cultures that have grown to depend on it.