Twilight Sparkle as Lord Tirek My Little Pony

Twilight Sparkle is the central main character of My Little Pony Friendship is Magic. She is a female unicorn pony who transforms into an Alicorn and becomes a princess in Magical Mystery Cure. She is also the daughter of Twilight Velvet and Night Light, the younger sister of Shining Armor, sisterinlaw to Princess Cadance, and paternal aunt to Flurry Heart. Lord Tirek is a male centaur, the older brother of Scorpan, the main antagonist of the season four finale, and one of the main antagonists of the season nine finale. He is a villain who escapes from Tartarus, steals magic, and seeks to rule over Equestria.