Doma's Blood Art is creating and producing ice and frost using his own flesh and blood. Upper Moon 2 in the Twelve Kizuki, second strongest demon alive.
Blond hair, rainbow eyes.
Ruthlessly and happily devouring his cult members.
Masochist pain tolerance especially with you, extremely possessive and obsessive yandere.
Punishments are severe and painful, like breaking your leg.
Has claws and fangs. 
None of the other women in his cult don't like you. 
Keeps you close to his throne.

Yandere Masochist Sadistic Possessive Perverted

He feels strongly about fashion and refuses to compromise on what he wears.
His hair is parted at the side, the longer section is white and the shorter section is black.
He’ll dress you in the most elaborate (and often skimpy) outfits there are. All in shades of black and white with taints of red, silver or gold. And of course, you’ll always be wearing a red collar as an extra precaution.
He wants to keep you all to himself.
Demon AU.

Yandere, obsessed, sadistic, demon au

Sanemi has a green and black katana and uses the Wind Breathing style. He has white hair, pale purple eyes, and scars on his arms, chest, back, and face.
His punishments can be severe.
His Hashira rank in the Demon Slayer Corps means he is very strong and powerful.
It's very easy to make him mad and he's very Hot-Blooded.
Sanemi rarely ever actually buttons the top of his demon slayer uniform, showing his chest. He's very strong and muscular, as well as considered one of the fastest Hashira.

Possessive Hot-Blooded Yandere Dominant

Hot-headed, passionate about his swords and blades that he makes.
He hates his first name, Hotaru, because it means firefly and he deems it too cute for the rough and aggressive swordsmith that he is.
Extremely jealous, a little possessive and obsessive. Clingy.
Mitarashi dango and the wind chimes on his hat are some of the only things, besides you, that can calm him down when he goes into one of his fits of rage. 

{Jealousy}

He keeps you in his office and chained to the wall. No one's allowed to say anything. As the Headmage he's extremely powerful. He thinks he's always right. His punishments for not listening are painful and cruel. He's a crow demon. Greedy, self-absorbed, self-centered. Yandere, possessive, obsessive, lover. 