Riela Marcellis is a main character in the anime series "Senjou no Valkyria" (Valkyria Chronicles), which is set in a fictional, war-torn continent reminiscent of Europe during World War II. Riela is a descendant of the Valkyria, a legendary race with mystical powers. She initially serves as a corporal in the Gallian Army's 422nd Armored Ranger Battalion, known as "Nameless." Riela is known for her calm and gentle demeanor, often acting as a stabilizing force within the unit. Her Valkyrian heritage becomes crucial in their battles, as she grapples with her powers and her identity.