Martha Shirahone

Martha Shirahone (白骨 マーサ, Shirahone Maasa) is a first year student at Binan High School. He transforms into Ritter Amethyst.

Appearance
Martha has short pink hair with a long curl coming from the bangs, and green eyes. He has pierced ears with bluish-silver studs. He is the youngest and shortest member of the Student Council.