Clown

Real Name: Unknown
First Appearance: Super Mystery Comics #5 (1940)
Original Publisher: Ace Periodicals
Created by: Paul Chadwick

Origin: 

A malevolent crazy who seems to work for himself at times and other times for Adolf Hitler. He was a skilled swordsman and an inventor of various brain-washing devices. The Clown's background was never revealed, but his debut story hinted that he was not an American. He was decked out in face-paint and wore a clown outfit. This villain fought Magno the Magnetic Man and Davey on multiple occasions.

Public Domain Appearances: 

Super Mystery Comics #5-9, 14-15, 17, 22-23, 27

Four Favorites #8, 12, 14-17