KAL-EL RETURNS PART 5 THE EPIC CROSSOVER BETWEEN ACTION COMICS AND SUPERMAN: SON OF KAL-EL CONTINUES! We're only one month away from the mammoth Action Comics #1050, and tensions between the Super-Family and Lex Luthor have never been higher. Meanwhile, in the Fortress of Solitude, Steel, Supergirl, and Kong Kenan repel an alien invasion!