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Black Dragon Society
Captain Erdner was a Nazi soldier who piloted a German Flying Fortress during World War II. He was one of the few Nazi officers to make a direct attack against the United States.
Dagger Dan Donelli
Dagger Dan Donelli was a thief and murderer during the 1940s. In April of 1941, he became involved in a Bund organization known as the Grey-Shirts. The Flash apprehended him when he broke up the organization.
Fritz Klaver was the leader of a Fifth Columnist organization who sought to destroy America during the early years of World War II.
Gundra the Valkyrie
Joe McZino was a gunman with a long police record. In 1941, he became involved in a Bund organization known as the Grey-Shirts. The Flash apprehended him when he broke up the organization.
During the thirties and the forties Mister X controlled much of the organized crime in the United States, after the formation of the Justice Society of America his organization was hit again and again by its members. As the brain of the organization Mister X, whose identity was unknown even to his fellow rackets, planned a counter attack aimed to finish once and for all with the Justice Society, all his rackets failed to do so and so Mister X quitted his crime career and gave himself up.
Oom the Mighty
Professor Elba was a mad scientist who developed an insanity formula that convinced people that they were actually savage animals. Doctor Mid-Nite helped to bring Elba to justice in his first documented case as a member of the Justice Society. 
Secret Society of Super-Villains
As the world's longest established superhero team, the Justice Society of America has encountered countless villains on countless occasions over the years, both singly and in groups such as the Injustice Society and the Secret Society of Super-Villains. These are just some of them.
Equipment: None known.
Transportation: None known.
Weapons: None known.
- No special notes.
- No trivia.
Links and References