Emperor

The term Emperor refers to one of the following:
*Emperor Pilaf, one of Goku's oldest foes.
**Emperor Pilaf Saga, the first saga of Dragon Ball, and the saga where Emperor Pilaf himself made his debut.
***The Emperor's Quest, the second episode of the Emperor Pilaf Saga.
*Emperor Chiaotzu, the Emperor of Mifan in Dragon Ball: Mystical Adventure.
*Frieza, who was referred to as the Emperor of Universe 7.
**Last Emperor, one of Frieza's attacks.
**Emperor's Sign, a powering up pose by Frieza.
**Emperor's Blast, one of Golden Frieza's attacks.
**Emperor's Edge, one of Golden Frieza's attacks.
**Emperor's Death Beam, one of Golden Frieza's attacks.
*King Cold, who was referred to as the Emperor of Universe 7, before handing down the position to his son, Frieza.
*Frost, who was referred to as the Emperor of Universe 6.
*The Cosmic Emperor, a what-if saga starring Frieza.
*Vodka, who desired to become Emperor during the Cell Games Saga.