Legendary comic book writer, editor, and publisher Stan Lee died on Monday.

The Fantastic Four debuted in 1961.

Spider-Man is one of Marvel's most successful characters.

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The Incredible Hulk has appeared in multiple movies and shows.

Iron Man is another famous Marvel character.

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He also created a Marvel version of the Norse deity Thor.

Loki has been causing mischief for years.

The Marvel version of Loki was created by Lee, Kirby, and Lieber. Like Thor, the character is inspired by Norse mythology.

First appearing in 1962, Loki is Thor's brother and the God of Mischief. This

The X-Men are legendary.

Daredevil is one of the first blind superheroes to star in a series.

Nick Fury has been around since 1963.

Scarlet Witch has been in multiple films.

Black Panther was one of the first black superheroes created by Marvel.

Hawkeye has an interesting history.

Doctor Strange used to be a surgeon.

Ant-Man wasn't meant to be a hero.

The Wasp was also a Lee creation.

Created by Lee, Kirby, and Ernie Hart, the Wasp is another popular Marvel heroine.

Like Ant-Man, her abilities are powered by Pym Particles. She first made her debut in 1963.

He's one of the people behind Groot.

This lovable Marvel character was created by Lee, Lieber, Kirby and Dick Ayers. The sentient alien has recently appeared in "Guardians of the Galaxy" to help protect the universe.

The character first appeared in 1960 as an alien invader who wanted to capture humans.

Black Widow first appeared in 1964.