Top 2 in Top 10 Hottest Anime Guys of All Time.
Rin has jet-black hair (dark blue in the anime) covering his fair skin and bright blue eyes. Rin begins to exhibit numerous physical features that allude to his demonic nature in human form after first using Kurikara, such as prominent fangs, slightly pointed ears, and a long tail, black, hairy.
Rin develops two horn-like blue flames that hover above his head, long goblin-like ears, and his distinctive fangs becoming full fangs in his Demon form. While his irises have a jagged triangle shape and become darker blue, he has red slit pupils. Blue flames flared from other parts of his body, most notably at the tip of his tail and on his shoulders, as well as from his sword.
Rin has a loving and supportive nature, as well as a kind heart. He supports his friends and tries to encourage and support them in any way he can. He is also very protective of Yukio and hopes to one day surpass him. On the other hand, Yukio often finds Rin irritable due to his often impulsive, stupid, and carefree attitude, making Yukio look down on Rin as much as he does, making it harder for Rin to be taken seriously. by Yukio and his exorcist friends, causing Rin to want his brother's approval.