Detective Comics #646 1992

Detective Comics #646, from July 1992, concludes the 'Electric City' arc. Batman and Robin race to protect Commissioner Gordon from the electric villain Galvan, while the vigilante Electrocutioner also pursues Galvan with lethal intent. Detective Essen confesses her feelings for Gordon amidst the chaos. This issue is notable for collectors as it features a minor first appearance of Stephanie Brown, who later becomes Spoiler and Batgirl, and is a key part of Chuck Dixon's definitive early-90s Batman run.