The movie begins with Ben Tennyson (voiced by Josh Keaton) and his cousin Gwen (voiced by Tara Strong) visiting their grandfather, Max (voiced by Paul Ewen), in Bellwood. Ben is now 15 years old and has been using the Omnitrix to fight villains and save the world. However, his life is about to become much more complicated.
Soldier: Sir, what is our mission?
Ben: (as Four Arms) Don't worry, Gwen! I've got this! ben 10 destroy all aliens transcript link
[Scene: Ben, Gwen, and Max are sitting in their backyard] The movie begins with Ben Tennyson (voiced by
Gwen: (fighting robots) Ben, we need to get out of here! Max (voiced by Paul Ewen)