The Vampire Hero, Alucard (My Hero Academia x Male Reader)

Y/N Alucard, a name feared by villains. Even All For One would shiver at the mere mention of that name. For villains, he is thought to be the most merciless vigilante to ever exist, and a villain hunter. However, most heroes are completely unaware of him. But, what happens when he catches the attention of UA after saving one of their students?