Ben 10: Alien Force - Rotten Tomatoes

Synopsis:Ben Tennyson is now 15 and becoming a leader wearing his powerful Omnitrix again. Grandpa Max is missing and Ben needs the help of Gwen and Kevin to find him. Ben has 10 new aliens -- including Swampfire, Goop and Jetray -- to fight against Highbreed and stop him from making humans extinct and destroying Earth.

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Ben 10 - Rotten Tomatoes

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Ben 10: Alien Force - Rotten Tomatoes

Ben 10: Alien Force (Video Game 2008) - Dee Bradley Baker as Swampfire, Humungousaur, Jet Ray, Big Chill, Spidermonkey, Pickaxe Aliens, DNAliens - IMDb

Ben 10: Alien Force - Rotten Tomatoes

Ben 10: Alien Force: Season 2, Episode 2 - Rotten Tomatoes

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Ben 10: Alien Force - Rotten Tomatoes

Ben 10 - Rotten Tomatoes