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Name: Yukiko

Age: 15-17

Bender/Non Bender: Bender

Element: Water

Sub-Skill: Healing

Affiliation: Northern Pole and Southern Pole

Home: Northern Water Tribe (She ran away so she wouldn't have to marry someone she doesn't love)

Team: Avatar

Family: Chief Arnook (Father), Chief Arnook's Wife (Mother), Yue (Older Sister/Deceased)

Friends: Team Avatar

Enemies: Bad Guys

Love Interest: Sokka (She has a huge crush on him)

Appearance: Book 1-2: Has long blonde hair with silver hair streaks in low pigtails, light blue color eyes and wears a white long sleeve shirt underneath a long shining stars blue lace ruched pleated lolita dress, white tights, light blue boots, short light blue lace fingerless gloves, light blue snowflake earrings, a light blue snowflake locket, sometimes wears a white sweet classic lolita winter overcoat with faux fur cape shawl and a white satchel.

Book 3: Has short blonde hair with silver hair streaks, light blue color eyes and wears a dark gothic wine red off the shoulder halter neck wasp-waisted princess lolita court dress, black tights, light red ballet flats, a light red cloak, light red flame earrings, black and dark red lace fingerless gloves and a light red phoenix pendant.

Others: Sometimes jealous of other girls near Sokka.

Sounds like Sofia Carson