Yes, Billy Hargrove dies during the finale of Stranger Things Season 3. In Season 3, Billy’s character was shown to be possessed by the Mind Flayer making him one of the villains of the series.
After a stunning — and stunningly long — finale, Stranger Things' fourth ... So did Vecna create the Mind Flayer? One of the biggest questions after Vol. 1 pertained to the relationship ...
Stranger Things still has plenty of plot hoops to jump through. The last 3 seasons barely scratched the surface of the origin and nature of the Upside Down, while the presence of the Mind-Flayer ...