Xister has long, waist-length hair that is two-toned, with the right side of her hair being ash blonde, and the left side being greyish brown. Additionally, a single strand of her hair is dyed light blue. She wears a black cap featuring a white cross in the center atop her head. Upon removing the hat, she is shown to have two black horns. Her upper face is sometimes obscured in shadow, yet her eyes remain visible. She also appears to have scarring around her eyes and on her forehead. Like most characters, she lacks a neck. She wears a black suit with a matching tie and white collar, with three gray buttons, over a white collared undershirt. She also sports a black belt with a golden buckle, accessorized with a chain and cross. Her attire is completed with black pants and shoes. Has more of a broad and toned body, mature and slightly muscular

Vivian has long, unruly, curly-lish wavy orangish cerise hair, with a black top hat accessories with bunny ears and a small golden clock atop her head. She also has small pieces of candy scattered through her hair. Upon removing the hat, she is shown to have a pair of small black horns. She has fine skin, with the top of her face being slightly obscured, and a blue button covering her right eye. Like most characters, she lacks a neck. She sports a pink button-up vest with black sleeves over a collared white shirt and a tucked-in black tie, with a blue lollipop pin attached to her vest. The sleeves have blue and white hems. She also has a brown belt, with a large golden belt buckle. Her attire is completed with black pants and shoes, unlike her sister, her body is straight up built for sin