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 Tennyson, FanPPG Wiki

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

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

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

Ben 10 Science Hero 4 by clover-karin on DeviantArt

Ampfibian (Classic)

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

BEN 10/GENERATOR REX: HEROES UNITED An Awesome Crossover (w/@MrNostalgia)

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

Ben 10/Generator Rex: Heroes United (2011)

Generator Rex & Richard 10: Heroes of Today, Ben 10 Fan Fiction Wiki

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