Princess Luna as Fox My Little Pony

Princess Luna is a major character in My Little Pony: Friendship is Magic. She is Princess Celestia’s younger sister and Equestria’s former co-ruler. In the first two episodes of season one, she was the main antagonist as Nightmare Moon, who threatened to create an eternal night. She was later purged by the Elements of Harmony and was invited by her sister to rule by her side again. Princess Luna now enters the dreams of her subjects, mostly children, to assist them in defeating their nightmares.