Bellatrix(or Yagami Reina in Japanese)(her japanese alien name is Ulvida while the English is Bellatrix) is a member of Gaia, the strongest team in Alius Academy. She is a midfielder, and frequently joins on the shoots.
====Bellatrix is very serious, strict, and very competitive, although sometimes she does sho w a caring, kind, playful side. She will also do anything fo someone she loves or cares about. She seems to have some kind of romantic feelings for Hiroto Kiyama (Gran) as seen in various episodes she follows him and is always by his side.====