Green Lantern Corps: Edge of Oblivion #2

Synopsis

The Green Lanterns investigate the death of Mukmuk and learn of Marniel, who leads a rebel faction in the Last City. When Perduron, the planet of the Last City, is threatened by a rift in space, the Lanterns work with Dismas and Ausras to save the planet, but their efforts are sabotaged by Marniel's forces resulting in the loss of 2 Lanterns.