Call of Duty: Black Ops II is on sale for $49.99 at GameStop. Only $10 off but this game hardly goes on sale. It uses Steamworks, so Steam activation is required.
Couple of BF3 products are also on sale.
Battlefield 3 Premium Edition = $39.99 (Origin) – Base game + DLC
Battlefield 3 Premium Service = $29.99 (Origin) – DLC Only