Brynhildr is a character from the popular mobile game Fate/Grand Order, a part of the expansive Fate series. She is a Lancer-class Servant and is based on the Valkyrie from Norse mythology. Known for her tragic love story and her role as a fierce warrior, Brynhildr is portrayed with a complex personality, combining strength and vulnerability. In the game, she is depicted as having a deep, unwavering love for the protagonist, which sometimes manifests in a yandere-like behavior. Her character design and narrative explore themes of love, fate, and tragedy, making her a captivating addition to the series.