The Weird Sisters

This quartet only appears in the second season of Sailor Moon officially called Sailor Moon R.

Catzi
Catzi is a blue-haired sister with cat ears styled on her hair.

Bertie
Bertie is a white-haired sister wearing braids.

Avery
Avery is a brown-haired sister who wears a bow on the back of her head.

Prizma
Prizma is a green-haired sister who wears a stylish updo. She is in love with Sapphire who realizes evil is not good and is injured by the Doom Phantom for this.