Its main plot concerns the arrival of a humanoid alien, known as a "Saiyan", to Earth, looking for Goku. The saga covers the arrival of this Saiyan, Raditz, and his fight against his brother Goku and Piccolo. the subsequent training and preparation for the arrival of the two Saiyans, Nappa and Vegeta, who are looking for the Dragon Balls to gain eternal life which culminates in a series of life and death battles involving the Dragon Team. Vegeta implies that not many low-class warriors like Goku get to spar with the elite like Vegeta, but Goku replies that even a lower-class reject can surpass the elite if he tries hard enough. Goku and Vegeta begin to fight, and appear to be evenly matched. Vegeta tells Goku to release his hidden power, to which Goku complies. He engages the Kaio-ken, however Vegeta manages to defend against it.
