A weapon crafted in the most extreme conditions imaginable, Doomsday is an ultimate and unstoppable force of destruction and devastation.
One of the most intelligent beings in the universe, the wicked Brainiac's genius has challenged Superman time and again.
Superman’s nemesis Lex Luthor may be the smartest criminal mind on Earth, but his intellect is no match for the alien artificial intelligence known as Brainiac. Nevertheless, Brainiac shares Luthor’s intense hatred of the Man of Steel, and has continued to use his Twelfth-Level intellect over the years to bring down the Last Son of Krypton.
Though he's not the most intelligent of Superman's foes, what Bizarro lacks in brains he makes up for in brawn—as both villain and antihero.
An egomaniacal genius and billionaire industrialist, Lex Luthor fights a neverending personal, public, and political battle against Superman.
Daughter of the ruler of Warworld, Mongul the Elder, Mongal is a malevolent, muscular alien with orange skin who doesn't play well with others.
Robert DuBois, known as Bloodsport to any hero or villain unfortunate enough to cross his path, is a world-class marksman specializing in brutality—his hands, and anything he wields with them, are deadly weapons. Trained by his mercenary father from the moment he was born, this hardened criminal has but one soft spot...which, of course, Amanda Waller uses to persuade (ie. blackmail) him to join the Suicide Squad.