Wanted. The World's Most Dangerous Villains #1

In "The Signalman of Crime," Phil Cobb arrives in Gotham City with a plan to become a notorious criminal, taking on the guise of The Signalman to challenge Batman’s reputation. Written by Bill Finger and illustrated by Sheldon Moldoff, with inks by Charles Paris and letters by Pat Gordon, this 1972 DC classic introduces a cunning foe whose traps nearly outsmart the Dynamic Duo—until luck turns. The cover, by Murphy Anderson, captures the tension of a city on edge.