The team discovers a , a factory producing Xenocytes —parasitic aliens that latch onto humans and mutate them into DNAliens . After rescuing Ken from a parasite with the help of the Omnitrix, they finally find Grandpa Max inside the base. The Sacrifice
"" is the sixth episode of the first season of Ben 10: Alien Force and serves as a major turning point in the series. It features the long-awaited reunion with Grandpa Max and concludes with his shocking self-sacrifice. Episode Summary [S1E6] Max Out
The episode begins with asking Ben and Kevin for help finding her missing older brother, Ken . Their investigation leads them to a small town called Santa Mira , which has been secretly overtaken by a Highbreed operation. The team discovers a , a factory producing