With the story finally revealed in Captain Marvel, Nick Fury lost his eye to a Flerken, a dangerous animal that looks like a cat but scratched his eye out of his head.

Doctor Strange makes his first appearance in a Marvel movie in the 2016 movie named after him. Starring Benedict Cumberbatch, the story follows a surgeon after a car crash.

While she is not his biological child, Thanos adopted Gamora as his own after killing her entire village, including her mother. Gamora is played by Zoe Saldana in the movies.

While the Avengers might call him Captain America, he was first known as Steve Rogers, a captain during World War II. The character is played by Chris Evans.

Vibranium is a fictitious metal that appears in the Captain America and Black Panther stories. The metal is known to be able to store tons of energy. While Captain America's shield is made of vibranium, Black Panther's entire suit is made from the metal.

Loki can be described as a trickster. Commonly seen as a rival to his brother, Thor, he often flip-flops between his roles as a villain and a helper. The character is played by Tom Hiddleston.

The infinity stones make appearances throughout the films, but it isn't until "Infinity War" that we see all the stones appear in the same film. There are six stones: mind, power, reality, soul, space, and time.

The Incredible Hulk was one of the first Marvel franchise films. Released in 2008, it stars Mark Ruffalo as the scientist, Bruce Banner, who after a mishap in his lab, becomes a green giant when he is angry.

The first film to be a part of the Marvel franchise was the 2008 movie "Iron Man" starring Robert Downey Jr.

The late, great Stan Lee wrote the stories behind the Marvel Universe while Jack Kirby brought them to life through his artwork. He would make cameos in many of the films before his death in November 2018.