Loona is a hellhound with a wolf-like appearance. She has a pointed, dog-like muzzle with sharp and pointy teeth, and a large, dark gray bushy tail with white on the underside. Her eyes have red sclera and white irises. Her fur is white with grey countershading, and long, voluminous silver hair swept to the side. She accessories with a large, spiked black choker around her neck.