User blog comment:KATANAGOD/Black Ops II Hardened and Prestige Editions announced!/@comment-1150006-20120828231017/@comment-1892823-20120828231921

the PC one is exclusive called the Digital Content. It contains the Harden edition (expect for PS3 and XBOX price) and will include a download token to WaW. This is based on what I read at GameSpot