Ben 10 Generator Rex Heroes United Movie

Even years later, this special remains the gold standard for how to do a crossover right. Here’s why this hour-long event still holds up as a masterpiece of action animation. When Worlds Collide

When a mysterious portal tears open above Tokyo, two of Cartoon Network’s most powerful young heroes are pulled into an unexpected collision of worlds. Ben 10/Generator Rex: Heroes United brings together Ben Tennyson—wielder of the Omnitrix—and Rex Salazar, the secretive teen who can grow machines from his body. ben 10 generator rex heroes united movie

Ben tumbled through the air, transforming back into human form mid-fall before hitting the pavement. Standing over him was a teenager with a high-tech jacket and arms that had shifted into massive, mechanical gauntlets. Even years later, this special remains the gold

A mysterious wormhole drags Ben Tennyson (16-year-old Omniverse version) into Rex’s world, where nanites are turning people into violent EVOs. The catch? Ben’s Omnitrix is glitching, Rex can’t control his builds, and a rogue Alpha Nanite is absorbing their powers. Cue reluctant team-ups, accidental fights, and the ultimate question: whose upgrade is better? Ben 10/Generator Rex: Heroes United brings together Ben