Eleven

Millie Bobby Brown's heartfelt tribute ahead of 'Stranger Things 5' premiere has left fans teary—a touching recognition of how far she and her character, Eleven, have come.

Netflix has released a powerful but quirky 40-second clip from 'Stranger Things' Season 5, showing Eleven training with Hopper and Joyce for a major fight. While some fans hype up the epic stakes, others are cracking up at her "mom run."

One of the most intriguing relationships in 'Stranger Things' involves Vecna and the enigmatic entity known as the Mind Flayer.