Superman may wear the cape, but Superman: Man of Tomorrow could belong to his greatest rival when it hits theaters in 2027. For decades, live-action adaptations have trimmed Lex Luthor down into boardrooms, reducing him to a conniving businessman rather than the operatic menace that’s made him Superman’s most definitive nemesis. The brilliance of Lex in the comics has always been his scale: a mortal man who dares to wage war against a god.