Lancer-class Servant in Fate/Grand Order, first appearing in the 2018 Christmas event. She is the main heroine of the two Italian epic poems Orlando Innamorato and Orlando Furioso.
The animation for her Noble Phantasm became famous among the playerbase (to wit, all her ass-related fanart on Pixiv has its own tag) for featuring a close-up shot of her ass.
Character Design: Saitou Masatsugu
Voice Actress: Morinaga Chitose