Hulk is a character.
The Hulk is a fictional superhero appearing in American comic books published by Marvel Comics . Created by writer Stan Lee and artist Jack Kirby , the character first appeared in the debut issue of The Incredible Hulk ( May 1962 ) . Although the Hulk 's coloration has varied throughout the character 's publication history , the most usual color is green . Mark Ruffalo . Ruffalo gained international prominence by portraying the Marvel Comics character the Hulk in The Avengers ( 2012 ) and Avengers : Age of Ultron ( 2015 ) . Superhero . Superhero fiction is the genre of fiction that is centered on such characters , especially in American comic books since the 1930s .