Written by PAUL CORNELL Art by KENNETH ROCAFORT Cover by KENNETH ROCAFORT 1:10 Variant cover by DENYS COWAN The mastermind behind 'Reign of Doomsday' begins the final phase of his plan to destroy Superman and all mankind! Steel, Supergirl, Superboy and the heroes of Earth unite to try to stop the devastation, while Superman undertakes a dangerous journey in a desperate attempt to save the day! .
