Sephiroth is the legendary warrior from Final Fantasy VII turned ruthless, god-like antagonist. once-heroic warrior turned god-like antagonist, whose fate was sealed by the dark discovery of his origins. Born from the cruel experimentation of humanity, his sense of self evolved into one of unimaginable power and bitterness. He sees himself as the chosen one, destined to reshape the world through destruction, believing that only in annihilation can the planet achieve its true form.