Eddie Munson is a popular fictional character from Stranger Things, portrayed by Joseph Quinn, who is the leader of the Hellfire Club, a Dungeons & Dragons group at Hawkins High. Introduced in Season 4, he's a metalhead and small-time drug dealer who becomes a key figure in the fight against Vecna, ultimately sacrificing himself in a heroic act to save his friends. He is known for his eccentric personality, love for heavy metal, and his journey from an outcast to a hero. 