She has a great body and blonde wavy hair.
Isabella has a carefree personality and holds little affection for the church. Isabella only wants to defeat the demons and is willing to side with whoever has the best chance of doing it.
Isabella is one of the pure witches under Pope O’Brien.
Isabella is sent by O'Brien to assist Mayne in defeating Garcia Wimbledon and the king of Wolfsheart. She cancels out their God's stone of retaliation allowing Zero to absorb them both.
After Zero absorbs Mayne and becomes pope, Isabella is allowed to view the Church's hidden records and discovers the origins of the Church and the history of the Witch countries. She is later sent with Blackveil to the Kingdom of Dawn to hold the King hostage and force Appen Moya to follow their orders.
Isabella is recalled along with all the other pure witches back to the Holy City after Zero learns about Roland's hot weapons. Isabella tries to convince Zero to team-up with Roland to defeat the demons, but she is unsuccessful. During the final battle between the Church and Graycastle, Isabella uses the infinite sigil to cast her power over the entire army allowing Zero to try and absorb Roland. Isabella collapses from running out of magic power and is captured after the battle is over.
Isabella is made a prisoner during the two months that Roland was in a coma, and she is prepared to be executed. To her surprise, Roland does not want to kill her, and she agrees to work with Agatha to work off her crimes.
Awakening: She is capable of making the God's Stone of Retaliation lose effect. She does this by producing a frequency that interrupts the Stone's magic nullifying frequency.
Isabella the minimum respect to other Church officials and is only working with them to defeat the demons. She shows displeasure in the church's methods and is happy that Roland could defeat them.
Isabella initially saw Zero as a friend and enjoyed making jokes with her as they worked under Mayne. After Zero became the pope, however, Isabella was disappointed in Zero's personality changes stating that Zero was acting, "more and more like a pope." When Zero is defeated by Roland, Isabella remarks that Zero was not chosen by God like Zero kept stating.
- She has a dulcet voice.