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Name: Lillian

Species: Mutant Shape-Shifter (Wears a light blue crystal necklace to transform into a mutant tiger, a mutant mermaid and a mutant snake)

Nicknames: Lily (Only her sister, Slash and her friends call her Lily)

Status: Alive

Age: 16-18

Crush: Slash (Crush in Season 2 later Boyfriend)

Friends: Tmnt 2012 Allies

Enemies: Tmnt 2012 Enemies

Family: Michelle (Best Friend and Adoptive Sister), Tiger Claw (Father), Arianna (Mother), Master Splinter (Father Figure), Alopex (Aunt)

Appearance: Long blue hair in low pigtails, light blue color eyes and wears a royal blue tank top, mint green tights, a navy-blue skirt, light red converse boots, a light blue crystal pendant, royal blue and light purple ear cuffs, light blue and gray fishnet fingerless gloves, a navy-blue satchel and a light green zip-up hoodie.

Mermaid Kunoichi: Has her long blue hair in a braid and wears Cure Beauty's outfit from Smile PreCure, light blue and silver ear cuffs, a light blue crystal pendant, a navy-blue satchel and sometimes wears a gray cloak.

Space: Has her long blue hair in a low ponytail and wears Weiss' outfit from Rwby Volume 7, light blue and gray ear cuffs, a light blue crystal pendant and a navy-blue satchel.

Vampire Hunter: Has her long blue hair in a braid and wears Ruby's outfit from Rwby Volume 7, silver ear cuffs, a light blue crystal pendant and a light brown satchel.

Her 1987 self has long pink hair in high pigtails, light purple color eyes and wears a light blue tank top, black tights, a light red skirt, mint green converse boots, light blue and light red ear cuffs, royal blue and light green fishnet fingerless gloves, a light red satchel, a light blue crystal pendant and a light red zip-up hoodie and sounds like Victoria Justice.

Others: When she's in water, she turns into a mermaid and when she's on land, she turns back into a human. Her powers are siren scream, ice and water powers.

Sounds like Elizabeth Gillies