1. Spider-Man is a fictional superhero appearing in American comic books published by Marvel Comics existing in itsshared universe

2. Captain Marvel is the name of several fictional superheroes appearing in comic books published by Marvel Comics. Most of these versions exist in Marvel's main shared universe, known as the Marvel Universe.

3. The Hulk is a fictional superhero appearing in American comic books published by Marvel Comics. The character was created by Stan Lee and Jack Kirby, and first appeared in The Incredible Hulk #1

4. Thor is a fictional superhero that appears in American comic books published by Marvel Comics. The character, based on the Norse mythological deity of the same name, is the Asgardian god of thunder and possesses the enchanted hammer Mjolnir, which grants him the ability of flight and weather manipulation amongst his other superhuman attributes.

5. Iron Man (Tony Stark) is a fictional superhero appearing in American comic books published by Marvel Comics, as well as its associated media. The character was created by writer and editor Stan Lee, developed by scripter Larry Lieber, and designed by artists Don Heck and Jack Kirby. He made his first appearance in Tales of Suspense #39 (cover dated March 1963).