Superman

Superman is a comic book superhero. He is known for his incredible strength and durability earning him the nickname Man of Steel.

Bruce Banner was a fan of the character. When he was injured and Betty Ross gave him a hug hurting him, he joked that he was not the Man of Steel.

Background
The name Superman was not used, only the nickname of Man of Steel.

In the Comics
The DC Comics universe has crossed over with the Marvel Universe several times. Some sources have suggested that the Marvel and DC multiverses exist within on omniverse.

He has met Spider-Man, fought him, and fought alongside him.

He fought Hulk. The result of the battle was decided by fan vote. Fans voted for Superman to win.

He is able to pick up Mjolnir.

A young version of Superman and Spider-Man merged into one charactr called Spider-Boy.