Bloodsport

Biography
Bloodsport emerged on the scene during Superman’s early days as protector of Metropolis. He claimed to be a war veteran named Robert DuBois, exhibiting symptoms of battlefield trauma that had apparently driven him insane. Using teleportation technology that allowed him to instantly call upon a variety of weapons, including some that fired kryptonite bullets, Bloodsport went on a rampage through Metropolis until stopped by the Man of Steel.