When he reaches the refinery, he encounters the Vreedle Brothers (Octagon and Rhomboid Vreedle) and defeats them, and destroys the alien tech, setting fire to the refinery in the process. Ben heads off to the refinery alone along the way, he battles several of Vilgax's robots, some Vulpimancers, and a giant two-headed snake. On Vulpin, another message from Grandpa Max reveals that Vilgax is using the planet's refinery to create a piece of alien tech for an unknown purpose.

Ben calls upon the Galvanic Mechomorph Ship to aid them. Paradox gives the trio a message from Grandpa Max, who directs them to the planet Vulpin, home of Wildmutt, one of Ben's original aliens. Gwen and Kevin show up, along with Professor Paradox, who teleports the gang back to the past to stop Vilgax's plan before it happens. Azmuth, creator of the Omnitrix, appears and tells him that the Omnitrix must recharge before he'll have access to all of his aliens again, leaving Ben with only Swampfire, Humungousaur, Cannonbolt, Big Chill, and Spidermonkey. Ben ends up using most of his Omnitrix aliens to defeat it, but ends up draining the watch's power as a result. Splitting up, Ben battles Vilgax's servant Psyphon, who brings a Mr. When Vilgax invades the Earth using a Null Void projector (which beams Null Void prisoners to Earth), Ben, Gwen, and Kevin, snap into action to defend their hometown Bellwood from the attacks.

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