Vegeta kills Nappa. In the Dragon Ball series, Nappa is a Saiyan warrior and a former general of the Saiyan Army. After being defeated by Goku and realizing that he is no match for the Z Fighters, Nappa becomes desperate and attacks Gohan and Krillin. However, Vegeta, feeling that Nappa's incompetence has become a liability, decides to eliminate him himself. Vegeta ruthlessly kills Nappa with an energy blast, showing his cold and ruthless nature.