Captain Marvel (DC Comics) Comics" #21 (1941) introduced the Lieutenant Marvels: three other boys named "Billy Batson" who could also become adult superheroes. Captain Marvel, Jr., the alter-ego of disabled newsboy Freddy Freeman, debuted in "Whiz Comics" #25 (1941). Mary Marvel, alter-ego of Billy's twin sister Mary Batson, first appeared in "Captain Marvel Adventures" #18 (1942). In contrast to Captain Marvel and the Lieutenants, both Mary Marvel and Captain Marvel, Jr. remained kids in superhero form, and were given their own eponymous books in addition to appearing as the lead features in "Master Comics" and "Wow Comics", respectively. Captain Marvel, Captain Marvel Jr., and
Captain Marvel (Mar-Vell) for earth's self-determination. In Marvel Mangaverse Mar-Vell is the Kree guardian of Earth. He married a human wrestler named Ms. Marvel. They had a son who became the Marvel Mangaverse version of Captain Marvel. Mar-Vell dies sometime prior to the comic. Walter Lawson / Mar-Vell, will appear in the film "Captain Marvel", portrayed by Jude Law, as a mentor to Carol Danvers. Captain Marvel (Mar-Vell) Captain Marvel (Mar-Vell) is a fictional superhero appearing in American comic books published by Marvel Comics. The character was created by writer-editor Stan Lee and designed by artist Gene Colan and first appeared in "Marvel