While on summer vacation with his Grandpa Max and Cousin Gwen, Ben Tennyson discovers an alien watch, the Omnitrix. This allows Ben the ability to transform into any one of ten spectacular and powerful aliens!
While on summer vacation with his Grandpa Max and Cousin Gwen, Ben Tennyson discovers an alien watch, the Omnitrix. This allows Ben the ability to transform into any one of ten spectacular and powerful aliens!
