Doctor Aaron's Adventures of My Little Pony: The Movie (2017)

Summary
When a new dark force threatens Ponyville, Princess Celestia calls on Doctor Aaron and his crew to aid the Mane 6 – Twilight Sparkle, Applejack, Rainbow Dash, Pinkie Pie, Fluttershy and Rarity as they all embark on an unforgettable journey beyond Equestria where they meet new friends and exciting challenges on a quest to use the magic of friendship and save the ponies' home.

Triva

 * Malefor, Don Karnage, and Lord Business will work with the Storm King.