DC had quite a few magic users with their own features back during the Golden Age, but one who rarely gets mentioned is Lando, Man of Magic.

Then again, he didn't appear that many times back in the day.

First Golden Age appearance: World's Best Comics #1 (1941):

NOTE: World's Best Comics became World's Finest Comics with issue #2

Last Golden Age appearance: World's Finest Comics #7 (Fall 1942):