The Banshee has wild hair in transparent black. Her face and hands are a pale blue, and her shirt is primarily sand green. Her face depicts a wailing expression with tears flowing from her eyes. Her shirt has multiple layers of sand blue fabric over it, and it is tattered at the neckline. This pattern is reflected in her back printing as well. Her lower body is ghostly, with sand green and transparent clear colors.
- In Irish folklore, a Banshee is a fairy spirit who cries and wails to mourn an upcoming death.
- She and the Specter are the first minifigures to reuse the Ninjago ghost tail piece.
- She is the first minifigure to have a translucent hairpiece.
- She is the first minifigure to have a head or hands in the Aqua color.
- Her name is similar to Bansha's, as the latter's name is based on the word Banshee.
- Her bio references Sad Clown from Series 10.
- Her hair was later reused for Dana Barrett and the Library Ghost in the Ghostbusters theme.