Atomic Knight

Atomic Knight is a superhero appearing in American comic books published by DC Comics, and was briefly a member of the Outsiders team. He is sometimes depicted as one of a group of Atomic Knights, which first appeared in Strange Adventures #117 (June 1960) and ran quarterly in that monthly comic up through #160 (January 1964). The character was created by John Broome and Murphy Anderson. Sergeant Gardner Grayle was portrayed by Boone Platt in the live action Arrowverse series Black Lightning in the third season.