Ben 10 gets a power-up in the all new series Ben 10: Ultimate Alien that premieres on the Cartoon ... metallic green Ultimatrixes. Entering is easy: from now until September 30, every eligible ...

With his secret identity now revealed to the world, Ben Tennyson continues to fight evil as a superhero with the help of the newly acquired Ultimatrix.

All the latest game footage and images from Ben 10 Ultimate Alien Galactic Challenge by Cartoon Network 2 / 3 3 / 3 We may earn a commission from links on this page.

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