A fictionalspacecraftfrom theGradiusscience fictionvideo gameseries. TheVic Viperstarfighteris a powerful space attack craft that is the main protagonist unit of the game. It makes appearances in otherKonamigames likeParodiusandKonami Wai Wai World. Also appears inYu-Gi-Oh!under the name ofGradiusin English.