: This is the first appearance of Gwen's brother, Ken.
: The episode reveals that DNAliens are actually humans mutated by Xenocyte parasites. [S1E6] Max Out
"" 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 : This is the first appearance of Gwen's brother, Ken
: Though presumed dead after the explosion, it is later revealed in the episode " Voided " that he was actually transported to the Null Void. [S1E6] Max Out