David Banner is a fictional character from the Marvel Comics universe, primarily known as the alter ego of Bruce Banner, a brilliant scientist. He is most famously associated with the Hulk, a giant green creature that emerges when Bruce experiences intense anger or stress. The character has appeared in various comic books, television shows, and movies, becoming a significant part of superhero culture. In the comics, David Banner's transformation into the Hulk is often portrayed as a tragic consequence of a gamma radiation accident. This duality explores themes of inner conflict and the struggle between intellect and primal instincts. The character has been adapted in numerous forms, including the popular The Incredible Hulk television series and the Marvel Cinematic Universe films.