Captain Marvel (DC Comics) abilities. Based on book sales, the character was the most popular superhero of the 1940s, outselling even Superman. Fawcett expanded the franchise to include other "Marvels", primarily Marvel Family associates Mary Marvel and Captain Marvel Jr., who can harness Billy's powers as well. Captain Marvel was also the first comic book superhero to be adapted into film, in a 1941 Republic Pictures serial titled "Adventures of Captain Marvel". Fawcett ceased publishing Captain Marvel-related comics in 1953, partly because of a copyright infringement suit from DC Comics, alleging that Captain Marvel was a copy of Superman. In 1972, DC licensed the
Captain America (Ultimate Marvel character) that there is no reason to fight each other, Maker killed the Earth-1610 Captain America for disobeying his orders. Captain America later turns up alive with the Ultimates when it is shown that Earth-1610 has been recreated. During the "Secret Wars" storyline, a variation of the Ultimate Captain America resides in the Battleworld domain called the Kingdom of Manhattan where he also co-exists with a variation of his Earth-616 counterpart. Captain America (Ultimate Marvel character) Captain America (Steve Rogers) is a fictional comic book superhero appearing in books published by Marvel Comics. He is an alternative version of Captain America