Ben 10: Secret of the Omnitrix
After a struggle in a power plant, Ben notices something strange is happening with the omnitrix, but doesn't tell anybody. Tetrax arrives, also tells them how the omnitrix. Tetrax and Ben proceed to find the inventor of the omnitrix until it destroys itself, to correct the omnitrix as well as the universe along. Gwen stows off to help her cousin.
Released: 2007-08-10