Marvel Comics stars of "The Fantastic Four" #1 (Nov. 1961), broke convention with other comic book archetypes of the time by squabbling, holding grudges both deep and petty, and eschewing anonymity or secret identities in favor of celebrity status. Subsequently, Marvel comics developed a reputation for focusing on characterization and adult issues to a greater extent than most superhero comics before them, a quality which the new generation of older readers appreciated. This applied to "The Amazing Spider-Man" title in particular, which turned out to be Marvel's most successful book. Its young hero suffered from self-doubt and mundane problems like any other
Captain Marvel (DC Comics) adventures feature him as a solo hero, he also fought evil on a regular basis accompanied by several other kids who share his powers to make up a superhero team called the Marvel Family (later referred to as the "Shazam Family" due to the issues DC Comics faced over the "Marvel" and "Captain Marvel" trademarks). The first members of the family, introduced in "Whiz Comics" #21 (Sept. 1941) and used sparingly afterwards, were the Lieutenant Marvels: three other boys from various parts of the United States who are also named "Billy Batson" and discover that, if they all say "Shazam!"