My Little Pony Transformers Prime: The Return of Harmony is a new movie.


Unicron returns and orders Thunderwing to create chaos in Equestria. Can the Autobots and Equines stop him?


  • Unicron serves as the main antagonist while Thunderwing serves as the secondary antagonist.
  • Thunderwing tries to brainwash and corrupt Applejack, Pinkie Pie, Rarity, Fluttershy, and Rainbow Dash, but they snap back to normal when the Autobots call their names.


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