When ordinary boy Marvin wears his super-suit he becomes MARV. A superhero with infinite powers . . . In Marv and the Alien Invasion, Marvin is on a school trip to the Space Centre when supervillain Cosmic and his mischievous alien sidekicks crash on to the scene. After causing complete chaos, Cosmic heads off to steal the Space Centre's rocket. Marvin and Pixel won't let them get away with this. It's time for Marvin to become MARV-unstoppable, invincible, and totally MARVellous! Only then can Marv put an end to Cosmic's scheme and rescue the rocket from his clutches.