Espada Of The Vampires (Old)

y/n hyakuya or also now known as y/n 'ulquiorra' cifer is the strongest vampire in the world that even rivals or outmatched the current leader of the vampire queen krul tepes and also the "true demon" or "the strongest hollow" in the J.I.D.A( Japanese imperial Demon Army)

This will be not 100% cannon