: Following the battle with Raditz, Goku's son Gohan undergoes rigorous survival training under Piccolo. Meanwhile, two even more powerful Saiyans—the brutal Nappa and the elite prince Vegeta —travel to Earth to claim the Dragon Balls. Cast and Voice Actors

The season opens with a jarring contrast. We see Goku, formerly the carefree savior of the world, living a mundane life as a farmer. He has a wife, a son, and a diagnosis: he is an alien.