HP: The Arcane Thief - Chapter 180 - : Another Attack

Defeated in war, Princess Swan, who has been relentlessly bullied her whole life and crippled by her stepmother and sister, is sent to be the bride of the King of the Beasts—Gale Stormfront—as a prize for his victory.Swan thought that the savage beast would eat her. She will be chewed until there is nothing but bones left in her.But what if Gale wants her to be a remedy for his constant rut instead?This is a tale of a crippled and timid princess and a beast king who is fated to turn into a mindless animal, desperately searching for his fated mate to cure his curse .

I cut from south to north,

I cut from white to black,

I will cut down the thousand mountains and the ten thousand waters,

I want the world to know who I am!

I am Gu Zhan,

Gu Zhan who wants the whole world to surrender!

- Description from novelbuddy

Blayn transmigrates into the world of Akame ga Kill and obtains the Mangekyō Sharingan—Kamui! Not just one, but both Kamui!