Two years after her Stranger Things casting was announced, the season 5 trailer has confirmed a popular theory about Linda Hamilton's character.

Netflix has released its first major trailer for the upcoming final season of its cult show "Stranger Things," teasing the return of beloved characters, as well as the biggest villain to date. Around two and a half minutes of footage,

Who exactly is Linda Hamilton playing in Stranger Things Season 5? With tension rising in Hawkins, all eyes are on Linda Hamilton’s role. Could she be a savior, or is another sinister twist hiding in plain sight?

If you're looking for something to whet your appetite for Stranger Things 5, then be sure to check out Hamilton's hijinks in Resident Alien, currently airing its fourth season on both SYFY and USA Network (new episodes air every Friday at 10 p.m. ET).

Netflix's official synopsis for "Stranger Things: Season 5 reads; "The fall of 1987. Hawkins is scarred by the opening of the Rifts, and our heroes are united by a single goal: find and kill Vecna. But he has vanished — his whereabouts and plans unknown."