Namor AKA the Sub-Mariner is a superhero/antihero who appears in comic books published by Marvel Comics and has appeared in a variety of other media.
This character appears in some cartoons from the Fantastic Four, and Marvel video games. It was mentioned in an old Captain America movie when a child saw the captain in action and told his friend he asked if the mysterious hero had a trident, but the boy corrected that he is sure it was not Namor, and then the his friend commented that if he didn’t use a firepower then it couldn’t have been the Human Torch (Jim) either. This character will be included in the Marvel Universe Cinematic.