Map: Siege of Shanghai. (Conquest Mode or Domination Mode).
October 1st, for those who/are:
Pre-order the Battlefield 4 PC Digital Deluxe Edition (Available on Origin)
Battlefield 3 Premium member
Registered owner of Medal of Honor Warfighter Limited Edition or Digital Deluxe Edition
Open to all Xbox 360, PlayStation 3 and PC players. Download from Xbox Live, PSN and Origin.com.
Date subject to change.