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! Four Arms can lift the heaviest objects and packs the most powerful punches. He creates shockwaves by clapping all four hands together and uses his brute strength to solve any problems! Gender: unisex.