Cartoon Network 2 in 1: Ben 10 Ultimate Alien/Generator Rex

It's the best of BEN10: ALIEN FORCE and GENERATOR REX in this exciting new title collecting stories from CARTOON NETWORK ACTION PACK!

In BEN10: ALIEN FORCE, Ben Tennyson faces the wrath of the DNAliens, who have captured his Grandpa Max and are planning a full-scale infiltration of Earth. Ben teams with his cousin Gwen Tennyson and his former nemesis Kevin Eleven to fight these new alien hordes and save the universe with the power of the Omnitrix. And in GENERATOR REX, fifteen-year-old Rex is not like other boys. Infected by microscopic molecular-altering nanites, he has the ability to grow machines out of his body. As a result he travels the world investigating biological mutations.