October 16, to be precise, the original release date of the Mechromancer class.
The DLC campaign add-on will be named Captain Scarlett and her Pirate’s Booty. With it, you will explore a brand new part of Pandora, a deserted wasteland that once was a beautiful resort by the Oasis ocean. New characters are there, as are pirates, Captain Scarlett and her treasure, which you are tasked with finding. There’s also a new vehicle in, pictured above.
The DLC will be out on October 16th, and available for $10 on the PC, Playstation 3, Xbox 360. Owners of the Season Pass will get it at no extra cost.