cyclone

Black Venus! The Duke of Darkness! The Cyclone! The Secret Circle!

wizard

Speed Centaur! The Magician from Mars! Captain Wizard!

midnight

Zebra! Spacehawk! Midnight!

magno

The Black Terror! The Shark! The Phantom Detective! Magno!

clock

Power Nelson! The Clock! Marvelo! Jun-Gal!

manowar

American Crusader! Manowar, the White Streak! Iron Skull!

strange

Doc Strange! Doctor Frost! Dr. Miracle!

dynamic

Dynamite Thor! The Prankster! Dynamic Man!

nightshade

Golden-Age hero concepts, sold in the space of a single panel!