By Greg Rucka, Eddy Barrows, Pere Perez, Andrew Robinson. In Superman's absence, two new heroes arrive on Earth from out of Kryptonian lore in this new trade paperback collecting ACTION COMICS #875-879 and ACTION COMICS ANNUAL #12! When Superman leaves Earth, the all-new Nightwing and Flamebird step up to fill his heroic role. But who are they? SC FC 168pg.