This article is not part of the Harry Potter universe. This article covers a subject that is part of the real world, and thus should not be taken as a part of the Harry Potter universe.
"The Trio theme" is the main theme in the seventh film. It is the theme associated with the Trio and serves as the main theme, notably heard in "Oblivate". It appears throughout many parts of the film.
Full list of appearances
The most notable version of The Trio theme can be heard on the track "Obliviate ". Other versions can be heard on the tracks "Ron's Speech", "Ron Leaves", "The Will", and "Death Eaters". It can be heard again in Part 2, in the track "Harry's Sacrifice".