JLA Classified: Cold Steel #1

Plot

The JLA members find themselves caught between two warring factions in a deep space conflict that threatens to split the Earth's mightiest super-team down the middle! Time is of the essence, causing the group to quickly choose sides - which may be the heroes' first mistake!

As the battle escalates, the team realizes that it must amp-up its collective powers and abilities - leading to the first use of the JLA's towering battle-ready armor!