Queen Chrysalis as Nightmare Moon MLP

Queen Chrysalis is a female changeling and the main antagonist of the season two finale, the season six finale, the IDW comics’ first story arc, Budge Studios’ mobile game Harmony Quest, and one of the main antagonists of the season nine finale. She is the queen of the changelings and a shapeshifter who appears as Princess Cadance in order to hypnotize her fiancé Shining Armor, invade Canterlot, and eventually take over Equestria.