"The Box" is the seventeenth episode of the fourth season of Star Wars: The Clone Wars. It is the eighty-third episode of the series overall. It premiered on February 3, 2012. It was written by Brent Friedman and directed by Brian Kalin O'Connell.
Official description
The disguised Obi-Wan accompanies Cad Bane and Moralo Eval to Serenno, where they enlist in a brutal competition with other bounty hunters from around the galaxy to determine who will participate in a plot to kidnap the Chancellor.