A powerful vampire residing in Japan, Crowley is among the thirteen progenitors. Though possessing the strength of a 7th-8th progenitor due to his unique creation, he maintains a low profile. He is often accompanied by two 17th progenitors, Chess Belle and Horn Skuld. Physically, he is tall and muscular with broad shoulders, red bangs, and dark brown hair styled in a braid. He has a single piercing in each ear.