(I don't own this picture. All Rights go to the owners.)

Name: Arianna
Status: Alive
Age: Adult
Species: Mutant Snake Shape-Shifter
Crush: Takeshi/Tiger Claw (Husband)
Friends: Tmnt 2012 Allies
Enemies: Tmnt 2012 Enemies
Family: Takeshi/Tiger Claw (Husband), Lillian and Michelle (Daughters), Alopex (Sister in Law)
Appearance: Long red hair in a low ponytail, light blue color eyes and wears a light red and orange sundress, white tights, black ballet flats, a royal blue snowflake locket, a light red crystal pendant, light blue rose earrings, a light red pearl bracelet and a light red button-up sweater.
Others: Her powers are ice and water powers and her weapons are light red tessens.

Sounds like Lucy Hale