The Alpha and Omega of <Stranger Things>. Right from the opening sequence, the kids are found in Mike's basement, engrossed in a session of <Dungeons & Dragons> that has lasted over 10 hours. The names of the villains—Demogorgon, the Mind Flayer, and Vecna—are all borrowed directly from this game. in Season 4, Eddie's Hellfire Club getting persecuted? That seems to mirror how D&D got swept up in the Satanic Panic that gripped early '80s America.