Written by Geoff Johns; Art by Gary Frank & Jonathan Sibal; Cover by Frank Variant cover by Mike Grell

"Superman and the Legion of Super-Heroes," Part 4! Superman's mission to reunite the Legion of Super-Heroes in the 31st century continues on the one planet more dangerous than Earth: the cold, knowledge-obsessed world of Colu! But what fate has befallen Brainiac 5? And what are the horrible secrets behind Earth's "new" super-heroes - the Justice League?