Justice League America — DC Comics
Issue: #106
Obsidian suffers a psychotic episode at the worst possible moment...when dozens of innocent lives are in danger.
Creators: Drew Geraci, Ken Lopez, Gerard Jones, Brian Augustyn, Chuck Wojtkiewicz, Gene D'Angelo, Alisande Morales
Characters: Batman, Power Girl, Deadshot, Obsidian, Fire, Atom Smasher, Metamorpho, Yazz, Ice Maiden, Bolt, Civet, Chiller, Deadline, Merlyn
Story arcs: Underworld Unleashed