Using the code "WBSHOP10" you can get the set for $40 with free shipping from WBShop.
Code: WBSHOP10
Link here: http://www.wbshop.com/product/the+dark+knight+trilogy+ultimate+collectors+edition+bd+1000372133.do
Code: WBSHOP10
Link here: http://www.wbshop.com/product/the+dark+knight+trilogy+ultimate+collectors+edition+bd+1000372133.do