jaWnThe core set should come with the Luke Skywalker and Vader expansion packs, according to the FFG and CSI websites.
The total adds up to $149.91 on CoolStuffInc. with their free shipping, so at the lowest price here, this is about 10% off their price or around 28% off MSRP ($190). Note that for official tournament play, you are required to use miniatures instead of the tokens included in the core set.