Sephiroth

a former war hero who becomes a vengeful villain after discovering his origins. Driven insane by the revelation that he was created by injecting him with cells from an alien lifeform named Jenova, he seeks to destroy the planet and become a god. He is the archenemy of Cloud Strife and is known for his long silver hair, black wing, and the Masamune sword. A hero turned villain: Sephiroth was once a celebrated hero and a member of the Shinra Electric Power Company's SOLDIER program. Discovery of his origins: He learns that he is not a natural being but a result of an experiment involving the extraterrestrial Jenova. Descent into madness: This revelation drives him to insanity, and he becomes consumed by rage and a desire for revenge against humanity. Goal: His ultimate goal is to become a god by taking control of the Planet's life force and annihilating all life on it. Appearance and abilities Appearance: He is most often depicted with long silver hair, a black trench coat, and a single black wing, which is a reference to his final form after absorbing mako. Weapon: His signature weapon is the Masamune, a long katana. Abilities: He is a powerful magic user and is known for his devastating attacks, such as "Heartless Angel" and "Super Nova". Role in the Final Fantasy VII universe Main antagonist: He is the primary villain in Final Fantasy VII, its sequel Advent Children, and the Final Fantasy VII Remake trilogy. Cloud's archenemy: He is the arch-nemesis of the protagonist, Cloud Strife, and a symbol of Cloud's troubled past