After being healed from injuries sustained in the pilot episode, grows tired of his drones' failures and decides to capture the Omnitrix himself. He begins a massive assault on Earth, forcing the Tennyson family into a direct confrontation.

: The episode is a turning point for Grandpa Max , whose mysterious past is finally brought to light. It is revealed that Max was not just a "plumber" in the traditional sense but a member of an elite intergalactic police force known as the Plumbers .

: The Tennyson family manages to defeat Vilgax, seemingly destroying his ship with him inside, though he remains a recurring threat throughout the series. Thematic Significance

Depending on which Ben 10 series you are referring to, the 13th episode of the first season varies: