Red Skull is a fictional supervillain appearing in Marvel Comics. Created by writer Joe Simon and artist Jack Kirby, he first appeared in 1941 as an enemy of Captain America. Red Skull is known for his distinctive red skull-like face and his role as a leader of the Hydra organization, which seeks world domination. The character is often depicted as a Nazi agent during World War II, embodying themes of hatred and tyranny. Over the years, Red Skull has appeared in various media, including films, animated series, and video games, solidifying his status as one of Marvel's iconic villains.