World's Mightiest Mortal Treasury: Volume 1An entire generation thrilled to the comic adventures of THE WORLD'S MIGHTIEST MORTAL. Unlike that other Golden Age hero, young comic readers could connect with WMM because he was from Earth, and he was also Billy just an American boy like them. Saying the name of the mystic SHAZAM transforms Billy into The World's Mightiest Mortal. He enjoyed a long run (though also woefully short) in comics, and Gwandanaland Comics is bringing the best collection of