"Alexander \"Lex\" Luthor is Superman's arch enemy."@en . . . . "The Batman/Superman Movie"@en . "Superman: Brainiac Attacks"@en . . . . . "Alexander Luthor"@en . . "Alexander \"Lex\" Luthor is Superman's arch enemy."@en . . . . . . . . . "Justice League Unlimited: CADMUS Crisis"@en . . . . . . . "Lex Luthor"@en . "Superman: Legacy"@en . . . "Alexander Luthor (DC Animated Universe)"@en . . . "Superman: The Last Son of Krypton"@en . . "Justice League Unlimited: Destroyer"@en . . . . . .