Doctor Doom is a fictional supervillain from the Marvel Comics universe. He is the arch-nemesis of the Fantastic Four and is known for his genius-level intellect, mastery of sorcery, and advanced technology. His real name is Victor Von Doom, and he is often portrayed as a tragic character who seeks power to save his homeland, Latveria, but ends up becoming a tyrant. Doom wears a distinctive metal mask and armor, which adds to his intimidating presence. Despite his villainous actions, he is a complex character who believes he is the hero of his own story. His battles with heroes like Spider-Man and Iron Man showcase his relentless ambition and cunning strategies.