Fie Clausell is a prominent character in the 'Eiyuu Densetsu: Sen no Kiseki' series, also known as 'The Legend of Heroes: Trails of Cold Steel'. She is a member of Class VII at Thors Military Academy and is known for her exceptional skills as a former Jaeger, which are mercenary soldiers. Fie is characterized by her calm and composed demeanor, though she often displays a dry sense of humor. Her unique combat abilities and agility make her an invaluable asset to her team, and she plays a crucial role in the unfolding narrative of the series.