Katy Louis

Katy Louis is a former member of the disbanded Bladers-X and a current "member" of the Bladebreakers, acting as a secondary mechanic. Her beyblade was Ryū V, and her bit-beast was Ryū, before it was destroyed by.

Personality
Katy is a somewhat shy, intellectual young girl. She has a high knowledge in beys and bit-beasts, capable of determining if there is something wrong with a Bey within five minutes of looking at it. She is also able to determine if a Bit-Beast is a happy with its partner and whether they are truly in sync with each other, as she was able to tell whether or not Maya and Crossfire were in sync with each other and whether or not Crossfire was happy with his partner.