One part that broke fans' hearts, though, is a shot of Dustin visiting the grave of his old Hellfire Club pal Eddie Munson, who chose to stay behind in the Upside Down and distract a swarm of demobats so that his friends could escape last season – and subsequently succumbed to the creatures' fatal bites.

So, following his death in season 4, Eddie's presence is still massively felt in the teaser for season 5. Some fans have wondered if this could point to a resurrection for Eddie and, considering this is very possible in Dungeons & Dragons lore, it's not out of the question.

Stranger Things Season 5 teaser has left us curious and expecting a lot of things. While fan theories are gaining heat, here are 5 major plot points that have grabbed attention ahead of Netflix show's finale.