Vivio Takamachi

Initial Age: 6

(StrikerS), 10 (ViVid)

Eye color: Green & Brownish red

Hair color: Golden Blond

Handedness: Right

Intelligent Device: Sacred Heart aka Cris

After being found by Caro and Erio during their break, she was taken into Nanoha and Fate's care. Her most visible feature is heterochromia. Quattro has referred to her as the "Vessel of the Saints". Also has Nanoha as her mother and Fate as her step-mother who is really her Godmother.