Kylie Siebald is a minor character from the Original Series, consisting of Beyblade: G-Revolution. She is Garland's sister but is unnamed in the Japanese version.
Personality & Characteristics
Kylie is a member of the Siebald Family and excels in tennis. In Principles of Victory, Garland reveals that Kylie is his older sister (though this was already implied when he first spoke about her).