Mix and match the aliens from Ben 10: Alien Force to create lots of new and cool aliens! Place these aliens in the Creation Chamber (sold separately) and mix and match their heads, legs and arms to create whole new characters!15-year old Ben Tennyson has returned to a normal, everyday life. His adventures done, Ben has taken off the Omnitrix. A race of aliens has secretly arrived on Earth with the intention to destroy the planet. Ben has no choice but to once again use the Omnitrix in order to f