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
Ghost Rider (comic book) Ghost Rider (comic book) Ghost Rider is the name of multiple comic book titles featuring the character Ghost Rider and published by Marvel Comics, beginning with the original "Ghost Rider" comic book series which debuted in 1967. Marvel Comics debuted the character Carter Slade in its western title "Ghost Rider" #1 (cover-dated Feb. 1967), by writers Roy Thomas and Gary Friedrich and original Ghost Rider artist Ayers. The comic lasted 7 issues, until "Ghost Rider" #7 (October 1967). Following the western title, the first superhero Ghost Rider, Johnny Blaze, received his own series in June 1973, with penciller Jim Mooney