Batman Gotham Knights #62 2005

Batman: Gotham Knights #62, part two of the 'Human Nature' storyline, sees Batman and Poison Ivy investigating the mysterious deaths of mutated children and individuals who showed kindness to Ivy. Their search leads them to Fluorotech, a former workplace of Ivy and Jason Woodrue. This issue is notable for the first appearance and death of Berger, a guard at Fluorotech, adding a minor but distinct event for collectors.