Yandere Byleth

Byleth is the main protagonist of Fire Emblem: Three Houses and the secondary antagonist in Fire Emblem Warriors: Three Hopes. As an Avatar, their name, gender, and birthday are customizable. Byleth serves as a professor at Garreg Mach Monastery. They possess the mysterious Crest of Flames and can wield the Sword of the Creator.

Born to Jeralt and Sitri on the 20th of the Horsebow Moon 1159, Byleth lost their mother shortly after their birth. She was buried at Garreg Mach Monastery.... by kinz