Edward "Eddie" Munson, (portrayed by Joseph Quinn), is one of the main character of Stranger Things, first introduced in the fourth season. He is the leader of the Hellfire Club, the official D&D club of Hawkins High School.
Vote which fictional character would naturally fit in-universe with a big-named franchise! No time-travel, no interdimensional crap, no "Pooh's Adventures", they would just exist in-universe.