Action Comics #1090 Cover E Dan Mora Corner Box Card Stock Variant

MARK WAID AND SKYLAR PATRIDGE CONTINUE THEIR TOUR OF SUPERMAN'S PAST MEETS PRESENT! A long-forgotten hero from the past returns--but this is no team-up! As Superboy fights for his life against the original Man of Tomorrow, he discovers the real reason superheroes have been gone for so long. Can Clark convince his enemy that he comes in peace?