On a road trip with his cousin Gwen and his Grandpa Max, Ben finds an alien watch, the Omnitrix, which allows him to transform into 10 different aliens. Once transformed, Ben takes on the alien's appearance and powers, while always remaining a ten year old boy. The result...the ultimate kid superhero! Ranging in height from 4 inches to 5 inches tall, each figure in the assortment is highly detailed and articulated. Most figures also comes equipped with themed accessories for added play!