Captain Marvel (DC Comics) in unison, they can become adult superheroes as well. In "Whiz Comics" #25 (Dec 1941), Captain Marvel saves Freddy Freeman, a boy who had been left for dead by the evil Captain Nazi, and does for Freddy what the wizard did for him. By speaking the name "Captain Marvel," Freddy can become the superpowered Captain Marvel, Jr.. Unlike Billy, Freddy retains his 14-year-old appearance as a superhero. "Captain Marvel Adventures" #18 (Dec. 1942) introduced Billy and Freddy to Mary Bromfield, a rich girl who turns out to be Billy's long-lost twin sister. By saying the magic word "Shazam," Mary Bromfield
Captain Marvel (DC Comics) "The World's Mightiest Mortal", starting with "Shazam!" #15 (December 1974). As all subsequent toys and other merchandise featuring the character have also been required to use the "Shazam!" label with little to no mention of the name "Captain Marvel", the title became so linked to Captain Marvel that many people took to identifying the character as "Shazam" instead of "Captain Marvel". The "Shazam!" comic series began with "Shazam!" #1 (Feb. 1973). It contained both new stories and reprints from the 1940s and 1950s. Dennis O'Neil was the primary writer of the book. His role was later taken over by writers