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Stranger Things 3 icon Spoiler Warning!

This article or section reveals details on the upcoming third season. Read at your own discretion...


"Chapter Four: The Sauna Test" is the fourth episode of the third season of Stranger Things and the twenty-first episode overall. It will premiere on July 4, 2019.

Notes

  • On December 9, 2018, a teaser trailer for the third season was published across social media, listing the titles of the eight episodes, the fourth of which was "The Sauna Test".