Miyako Lucifer is the leader of the Miyako Team that was previously affiliated with the Khaos Brigade. She is the younger twin sister of Vali Lucifer, thus she is a descendant of the original Lucifer and the possessor of the Dragon King and Chaos Karma Dragon, Tiamat; wielding the Sacred Gear Lightning Breaker. She is the sister of her dimension's Vali, though she was the one to receive the power of a Devil, whereas he gained none.