Listen to The Mighty Thor (1966) Main Theme [From "The Might Thor"] online. The Mighty Thor (1966) Main Theme [From "The Might Thor"] is an English language song and is sung by Just Superheroes. The Mighty Thor (1966) Main Theme [From "The Might Thor"], from the album Marvel Superheroes Compilation Vol.1, was released in the year 2022. The duration of the song is 1:20. Download English songs online from JioSaavn.