Superman & Lois arguably made the DC Extended Universes Lex Luthor look worse with its new iteration of Supermans most iconic DC rival. While Supermans Golden Age adventures initially set up the Ultra-Humanite as the Man of Steels nemesis, Lex Luthor would soon replace him as Supermans main rival. As Lex Luthors genius, obsessive hatred of Superman, and personal connection to Clark Kent were developed further over the decades, he would become not only Supermans greatest enemy, but also one of his most complex.
