Ben 10/Generator Rex: Heroes United (2011) - Translations — The

Ben Tennyson falls through a wormhole and encounters Rex. The two heroes must unite against a foe that can absorb their powers.

Ben 10/ Generator Rex: Cartoon Network's Best Team-Up!

Moonstruck, Ben 10 Wiki

Ben 10/Generator Rex: Heroes United, Ben 10 Wiki

Ben Tennyson, FanPPG Wiki

Generator Rex Ben 10/Generator Rex: Heroes United (TV Episode 2011) - IMDb

Ben 10/Generator Rex: Heroes United (2011) — The Movie Database (TMDB)

Ben 10/Generator Rex: Heroes United, Ben 10 Wiki

Ben 10/Generator Rex: Heroes United (2011) - Translations — The Movie Database (TMDB)

Generator Rex - Nintendo 3DS : Activision Inc: Video Games