Battlefield 3 Standard Edition is currently free for PC at origin store. I know, It is an old game but not a bad deal if available available for free.
Grab your copy now.
https://www.origin.com/en-in/store/buy/battlefield-3/pc-download/base-game/standard-edition
Grab your copy now.
https://www.origin.com/en-in/store/buy/battlefield-3/pc-download/base-game/standard-edition