Detective Comics Vol. 1 (1937-2011; 2016-) #184

Plot

Garfield Lynns, a disgruntled special effects creator, turns to crime and tries to rob the rich of Gotham City during a gala premiere. The robbery is stopped by Batman and Robin, who pursue Lynns into the swamps, where a lowly firefly distracts the two heroes long enough for Lynns to make his escape. Lynns decides to take on the super-villain persona of Firefly and launches a series of spectacular crimes.