The show’s crew breaks down the new big bad turning the town of Hawkins upside down.
What new horrors await in the ’80s setting ofseason 4?
One word: Vecna.

Vecna, the new demo-creature, is revealed in the latest ‘Stranger Things’ season 4 trailer.Netflix
In non-geek speak, that’s essentially an undead wizard.
The lights would flicker, animals would show up dead in their yard.
Vecna also comes with his own flying monkeys, of sorts what the Duffer Brothers call demo-bats.

Robert Eglund as Victor Creel in ‘Stranger Things’ season 4.Netflix
Fitting for a literal bat outta Hell.