Written by A.J. Lieberman; art by Greg Scott; cover by Jorgé Zaffino In stores May 12. The mind-bending origin of Fat Man and Little Boy, from BATMAN's "Broken City," in a stand-alone issue written by A.J. Lieberman (BATMAN: GOTHAM KNIGHTS) with art by Greg Scott (GOTHAM CENTRAL, Sabretooth)! From their debut in Japan to the real reasons behind why they're in Gotham City, learn the secrets behind Batman's newest foes!.