Fictional supervillain appearing in DC comics publications and related media
Alexander Joseph "Lex" Luthor () is a supervillain appearing in American comic books published by DC Comics. The character was created by Jerry Siegel and Joe Shuster. Lex Luthor originally appeared in Action Comics #23 (cover dated: April 1940). He has since endured as the archenemy of the superhero Superman. Lex Luthor was depicted as a narcissistic and egotistical mad scientist from the 1960s to the mid-1980s. Since the mid-late 1980s, he has more often been portrayed as the power-obsessed CEO of LexCorp.
https://en.wikipedia.org/wiki/Lex_Luthor