Valkyrie, also known as Brunnhilde, makes her first appearance in Marvel Comics in 'The Avengers' #83, created by writer Roy Thomas and artist John Buscema.
Valkyrie stars in her own solo comic series titled 'Valkyrie,' which explores her adventures and character development outside of the Avengers team.
Tessa Thompson is cast as Valkyrie in the Marvel Cinematic Universe, debuting the character in the film 'Thor: Ragnarok,' bringing Valkyrie to a mainstream global audience.
Valkyrie takes on a major leadership role in 'Thor: Love and Thunder,' highlighting her character growth and prominence within the Marvel Cinematic Universe narrative.