She believes Sailor Mercury knows where to find Chibiusa Tsukino and the Silver Crystal. Challenges Ami in a TV interview to a game of chess, in which Berthier loses. Berthier is killed by Sailor Moon, but Sailor Mercury is trapped in Berthier's water sphere when Rubeus takes her.
White hair that is braided into a ponytail and she also has blue eyes. She wears a sky blue leotard and matching thigh-high boots and her hands are wrapped in blue bandages. She has Black Crystal earrings and she has the Black Moon symbol on her forehead.
Berthier is an expert dowser
Code 002 Operation Re-move. Planes to remove unpleasant pieces