Uma is born to Mel Darkthrop, so it is most likely that her full name would be Uma Darkthrop (or Pendragon if she is also Edward's daughter). Although she and her twin sister, Nox, are not very close, she tries to see the good inside her heart in hopes that she could change into a better person. Her magic abilities, appearance and personality represent for the power of light and good, or in the other hand, the Orb of Light power lies within her.
Uma represented for the power of the Orb of Light, she is a kind and open-hearted person, but when she is near her twin sister Nox, she is more of a troublemaker.
Uma's weapons of choice is magic tears, which has the ability to inflict variety of negative statuses on enemies. As for armor, she equips "light" clothes, which is the opposite of Nox's armor.
Uma, unlike her sister Nox, wears all white. Her eyes are bright blue. She wears a blue bow in her white hair. Her dress is pure white.
Uma's relationship with her sister Nox is complicated. Whenever they meet, they will usually put up a fight. However, Uma tries to see the good inside her sister's heart.
Uma and her mother, Mel, are quite close. She wanted to stop Nox from making her turn to the path of evil, so that her mother could live a good life.
He could possibly be her father, depending on which ending you choose.
Uma sees Yemite as her servant as she is her mother's servant.
Galahad and Uma fought the demon along with Mel and Nox in the Demon Realm.
Nox and Uma call the oracle "mistress," apparently she's a teacher or guardian of sorts.
Uma uses a variety of healing spells. Likely to go way back to Dameon and Nicolas.
There are rumors that she and her sister will be in Aveyond 4.