Shirou Fujimoto

Shirou Fujimoto is Rin and Yukio's guardian and one of the world's most powerful Exorcists. He is the only Exorcist said to have reached the rank of Paladin, and his confirmed specialties include Aria, Dragoon, and Tamer. Fujimoto is also believed capable of enduring possession by Satan, making his body a persistent target. His familiar is the cat demon Kuro.