By defeating enemies and collecting glowing energy spheres, Ben can acquire new abilities. Ben can perform various combinations and special attacks using different aliens. Gameplay consists of action and puzzle-solving that revolves around the skills of alien forms. This special watch allows Ben to transform into a variety of aliens, each with unique abilities and powers. The game is based on the Cartoon Network series of the same name, which has as its main character Ben Tennyson, a young man who, during his summer vacation, finds an alien device called the Omnitrix. With help from Grandpa Max and Ship, Ben and company travel throughout the galaxy to foil Vilgax's evil plan before it can come to fruition.
To help save the Earth, Professor Paradox sends the trio Ben Tennyson, Gwen Tennyson, and Kevin Levin back in time in order to stop Vilgax from collecting a power source for his Null Void projector. The story starts as Vilgax invades Earth with a gigantic Null Void projector. The first game was based on the first two seasons of series while Vilgax Attacks is based on the third and final season of the series.
Ben 10: Alien Force – Vilgax Attacks is the third game in the Ben 10 video game series, and the second game to be based on the Ben 10: Alien Force series.