My Little Pony: Friendship Is Magic: Season 9, Episode 1

9 - 1: The Beginning of the End - Part 1

When Celestia and Luna decide to retire and hand off the ruling of Equestria to Twilight and her friends, it sends Twilight into a tailspin of self-doubt. Meanwhile, the ancient villain Grogar bands together a legion of nefarious characters to conquer all of Equestria, but a restored King Sombra has conquering ideas of his own.