Dr. Nemesis

Golden Age Origin
Dr. James Bradley works at City Hospital treating victims of crime day in and day out. He decides to become a crime fighter and disguises himself with a surgical mask and trenchcoat. He is not afraid to use the tools of his trade on criminals and often uses a needle full of truth serum to get to the bottom of a mystery.

Golden Age Appearances

 * Lightning Comics Vol. 1 #6, Vol.2 #1-6, Vol. 3 #1
 * Super-Mystery Comics Vol. 3 #3-4, 6, Vol. 4 #1