Fan Casting The Multi-Headed Manticore (voice) in Apple Bloom and the Cutie Mark Crusaders

An entity consisting of many different avatars and is the main antagonist of the series. No one, not even Princess Celestia knows of its' origins. It was revealed to be an intergalactic warlord, having laid siege to several planets, with Canterlot, Ponyville, Equestria, and the Crystal Empire as its' next targets. Was eventually defeated by the combined powers of Celestia, Luna, Cadance, Twilight Sparkle, Shining Armor, Starlight Glimmer, Sunset Shimmer, Trixie, Sunburst, Flurry Heart, Rarity, and Luster Dawn.