As of 2015, Batman, Superman, Spider-Man and Wolverine rank among the most popular comic book heroes, according to Ranker.com, ComicVine.com and TheMost10.com. DC Comics publishes comics featuring Batman and Superman, while Marvel Comics publishes comics featuring Spider-Man and Wolverine.
Batman was created by artist Bob Kane and writer Bill Finger. He first appeared in "Detective Comics" in 1939 and gained his own comic book, "Batman," in 1940. Unlike the majority of superheroes, Batman, whose real name is Bruce Wayne, does not have superpowers, relying instead on his natural strength, intelligence and wealth to fight crime. He is commonly referred to as the "Caped Crusader" and the "Dark Knight."
Superman was created by writer Jerry Siegel and artist Joe Shuster in 1933. The character first appeared in "Action Comics" in 1938. Superman was born Kal-El on the planet Krypton. Right before the planet was destroyed, his scientist father sent him to Earth in a rocket. Superman possesses superhuman strength and speed, which he uses to help humanity.
Spider-Man was created by writer-editor Stan Lee and writer-artist Steve Ditko. He first appeared in the anthology comic book "Amazing Fantasy" in 1962 and gained his own comic book, "The Amazing Spider-Man," in 1963. Spider-Man, whose real name is Peter Parker, possesses spider-like abilities, as well as superhuman strength and agility, which he acquired after being bitten by a radioactive spider on a school trip.
Wolverine was created by writer Len Wein and Marvel art director John Romita, Sr. He made his first appearance in "The Incredible Hulk" comic in 1974. Wolverine, also known as Logan, is a mutant who possesses superhuman strength, keen animal senses and the ability to heal his own injures. Marvel later made him part of the X-Men superhero team.