Star Wars The Clone Wars: Season 5, Episode 2

5 - 2: A War on Two Fronts

On the Separatist world of Onderon, a group of rebels call for the assistance of the Jedi. Ahsoka, Anakin, Rex, and Obi-Wan go to train the rebels to fight, and see that former Separatist and Ahsoka Tano's love interest Lux Bonteri is among them, as Onderon is his homeworld.