Got room for another crazy child? :D

Name: Helena Rothstein
Age: 16
Gender: Female
Appearance: Shoulder-length chocolate hair tied into two low ponytails, half German/ half Japanese, amber eyes, wears professional clothes
Personality: Serious, perfectionist, masochist, ambitious 
Ability: skilled in witchcraft and dark arts, extremely agile, can be squished and bent like rubber.
Bio: Helena grew up in a strict family, making it seemingly impossible to impress her parents. Her sister had not been satisfactory in her parents eyes so they ordered Helena to kill her to honour their family name. She was of course caught, later used as an experiment and given a chance at a new life.