Ben 10 spawned countless spin-offs and sequel series, even inspiring a live-action film, but the original run of episodes starting in 2005 remains the most iconic. Though Ben would go on to unlock ...

All of Ben Tennyson's original alien transformations were cool, but some were much more useful than others, like Heatblast and Upgrade.

Ben 10 features a wide variety of aliens that Ben Tennyson can transform into using the Omnitrix, a device that gives him access to numerous heroes with different powers and abilities. As the name ...