Acheron is a tall woman with pale skin, long dark purple hair that reaches her t

Acheron is a tall woman with pale skin, long dark purple hair that reaches her thighs with a fringe that covers her left eye and frames her face, bright violet eyes with pink highlights and diamond shaped pupils. Her outfit design has Japanese motifs, which consists of a black crop top with a high neckline and intricate cutouts. The cutouts form an upside down V-shape on her chest, Attached to the high neckline is a choker. She wears a white and purple jacket with a long furisode sleeve reminiscent of a kimono. The jacket has intricate black and purple designs. She also wears high-waisted, form-fitting black and purple shorts, as well as black boots. The left boot reaches her thigh while the right boot reaches to just below her knee. She also has a red and purple flame tattoo on her left thigh. She wears a black glove on her left hand while her right hand is covered by a fingerless glove with metallic finger guards covering her fingers. A silver belt with a detailed buckle wraps around her waist. She has various accessories that are chitinous in nature, including a purple shoulder guard, belt, and strap along her spine, as well as a chain around her left wrist, and a large sword reminiscent of an ōdachi.