 With its powerful radiation-emitting arm and speed matching that of Suzaku's "Lancelot", Kallen becomes one of the Black Knights' most talented pilots, often facing off against Suzaku and usually proving an even match for him.At the end of the first season, Kallen reveals her identity to the students of Ashford Academy when the Black Knights occupy it as their base of operations, convincing the student council that they will not be harmed.Later on, she battles against Suzaku in his flight-equipped "Lancelot", suffering a narrow defeat.