The first season (Episodes 1–20) focuses on two major shifts: Ben’s secret identity being leaked to the public by young fan Jimmy Jones, and the arrival of the Osmosian villain .
Aggregor kidnaps five powerful aliens from the Andromeda Galaxy to absorb their powers and reach the "Forge of Creation" to obtain the Ultimate Prize. ben 10: ultimate alien all episodes
is the third installment in the massive Ben 10 franchise, picking up just weeks after the events of Ben 10: Alien Force . Running from 2010 to 2012, this series saw Ben Tennyson evolve from a secret teen hero into a global superstar, armed with the powerful Ultimatrix . The series consists of 52 episodes spanning three seasons. Season 1: The Aggregor and Ultimate Kevin Saga The first season (Episodes 1–20) focuses on two