My Top Ten MLP FIM Villains

The Top Ten
1 Queen Chrysalis Queen Chrysalis is a female changeling who serves as the main antagonist for the season 2 finale of My Little Pony: Friendship is Magic. She appears again later in the show, and teams up with other villains
2 Tirek
3 Discord Discord, also known as the Spirit of Disharmony, is a former-antagonist-turned-supporting-protagonist in My Little Pony: Friendship is Magic.
4 Nightmare Moon Nightmare Moon is the corrupted form of Princess Luna, the younger sister of Princess Celestia. As Nightmare Moon, she first appeared as the main antagonist in the Season 1 premiere of My Little Pony: Friendship is Magic.
5 Cozy Glow
6 Starlight Glimmer Starlight Glimmer is a recurring character, initially an antagonist, in My Little Pony: Friendship is Magic. She first appears in the season 5 premiere, The Cutie Map. From The Cutie Re-Mark - Part 2 to Celestial Advice, she is Twilight Sparkle's student in the ways of friendship.
7 Storm King
8 Tempest Shadow
9 Flim and Flam
10 Gilda Gilda is a reformed antagonist in My Little Pony: Friendship Is Magic. She first appears in the fifth episode of Season 1, Griffon the Brush-Off, where she was the main antagonist of the episode. Gilda made brief cameos in Season 3 and Season 4, specifically in the episodes Magical Mystery Cure and Equestria Games.
The Contenders
11 Trixie Trixie Lulamoon, is a female unicorn pony and traveling magician. She tends to speak in the third person and refer to herself as "The Great and Powerful Trixie".
12 Diamond Tiara and Silver Spoon