Masked Marvel (Centaur)

Golden Age Origin
The Masked Marvel was a non-powered hero whose secret identity was never revealed. He fought crime with the help of a trio of assistants known as ZL, ZR, and ZY. He operated out of glass-domed mountaintop headquarters. He had a number of gadgets and weapons, such as the an amphibious airplane,a paralysing ray gun and a televisor,a device which let him see anywhere in the world.

Golden Age Appearances

 * Keen Detective Funnies #7-24
 * Masked Marvel #1-3