Alina Gray

Age: 16
Height: 159 cm
Eye color: Bright Green
Hair color: Lime
Classification: Magical girl
Origins: Sakae ward, Kamihama
Soul Gem: Green shield-shaped gem at her throat
Weapon: Light construct rubik's cube
Ability: Barrier generation
Affiliation: Wings of Magius (Leader)
Occupation: Artist, student
School: Sakae General School, 10th grade
Wish:

Alina Gray is one of the main antagonist in the series. She is one of the three Magius who is trying to create a world where no one has to become a Witch, Alina is an artistic genius obsessed with life and death who pours herself into her work, dreaming of making masterpieces featuring Witches themselves. She's used herself as a subject for her art when in a creative slump.

(Source: Puella Magi Wiki)