When it first premiered in 2005, Ben 10 became all the rage almost immediately thanks to its unique lore. The idea of having a hero who can transform into different aliens was a hit with the viewers.

Things can get a little tricky in this new trailer for Ben 10 Alien Force: The Rise of the Hex.

See what became of the alien from Melmac, the family who took him in, and the neighbors who almost exposed him.

Add Yahoo as a preferred source to see more of our stories on Google. Some of the greatest sci-fi movies of all time revolve around humans in a desperate struggle for survival. Sometimes we're ...