This week, the Battlefield 3 Digital Download ranked as the No. 1 best-selling product at Amazon’s Video Games division.
The sale is part of a limited time promotion that discounts select PC download titles by up to 30 percent.
This week, Amazon.com Inc. this offering a Battlefield 3: Back to Karkand expansion pack free with the pre-order purchase of Battlefield 3.
Battlefield 3 includes the Frostbite 2 engine, online vehicle warfare with land, sea, and air vehicles, and combat across the U.S., Europe, and Middle East.
It will be released Oct. 25.