Issue: #13
Last valuation update: 2026-10-27
When the Ultrahumanite tries to dominate the world, Superman must defeat him!Untitled Superman story (Siegel/Shuster) - Superman takes on a protection racket and winds up meeting his first arch-nemesis, The Ultra-Humanite!Untitled Scoop Scanlon story (Ely)Untitled Pep Morgan story (Fox/Guardineer)Untitled Adventures of Marco Polo (Elven)"The Test Flight" [text story] - (Cummings)Untitled Tex Thoms...
First appearances: Ultra-Humanite
Creators: Gardner Fox, Jerry Siegel, Joe Shuster, Sven Elven, Vincent Sullivan, Homer Fleming, Will Ely, Fred Guardineer, Bernard Baily
Characters: Superman, Marco Polo, Chuck Dawson, Pep Morgan, Rusty James, Scoop Scanlon, Tex Thomson, Zatara, Tong, Kal-L, Ultra-Humanite