Bloodsport (character)

Bloodsport is a name used by many fictional supervillains appearing in American comic books published by DC Comics. They are mainly a villian to Superman. He was created by writer and artist John Byrne. The original Bloodsport first appeared in "Superman" vol. 2, #4 (April 1987). The main person to use this name is Robert DuBois.
In the DC Extended Universe, Robert DuBois was played by Idris Elba in "The Suicide Squad" (2021).