Kami

Kami is one of the non playable characters in Dragon Ball Z: Kakarot.

Saiyan Saga
The guardian of Earth and creator of the Dragon Balls. The son of Katas, he was once called the genius child of the Dragon Clan. In order to spare him from the cataclysmic weather event set to massacre Planet Namek, Katas placed his son on a spaceship and sent it to a distant world. When it arrived on Earth the young Namekian had lost much of his memory. forgetting that he was from Namek, among other things. In order to become Earth's guardian. he had to expel the evil within him. and that evil eventually materialized into Demon King Piccolo. The demon king's reincarnation, also named Piccolo, is life-linked to Kami. meaning that if one of them dies, the other does as well