Petz has long dark green hair that is wrapped up in an updo and bun, and has dark green eyes. Her outfit consisted of a sleeveless short skirt with a decorative bodice, black furry "wings" on her back made of a light material, wears a black belt with the buckle off the side of her hip, long green gloves, black leggings and short boots to match with gemmed cuffs. She also wears a green gemmed gold ring on her left middle finger.
Black Moon Arc
Petz appeared in Act 17 of the manga, and was in charge of Operation 003: Operation Renew, the Black Moon's plan to kill off citizens with a supervirus and replace them with Droids, thus changing the future. When Sailor Jupiter confronted her, Petz vowed revenge for the deaths of Koan and Berthier, and trapped Sailor Jupiter inside a wind pocket. Sailor Moon killed Petz, but was unable to stop Sailor Jupiter's abduction by Rubeus.
- Evil Black Crystal earring - Petz used one of her earrings made of Evil Black Crystal to create a tornado.
Petz uses Dark Lightning and Dark Thunder Attacks.
The Materials collection indicates she can control plants and animals.
- She is the Ayakashi Sister equivalent to Sailor Jupiter.
- In the Materials Collection, her ideal voice was described as deep and threatening.
- Petz is named for the mineral petzite, which is generally found with deposits of rare minerals such as gold and silver, as well as with copper.