Eddie Munson is a key character introduced in the fourth season of Stranger Things. He is the charismatic and eccentric leader of the Hellfire Club, Hawkins High's official Dungeons & Dragons group. Eddie is known for his rebellious spirit, distinctive appearance, and love for heavy metal music. Throughout the season, he becomes entangled in the strange supernatural events plaguing Hawkins, playing a pivotal role in helping the main group of protagonists face new threats from the Upside Down.