Crysis 3 Digital Download Price Comparison
For Origin Platform: Origin CD Keys, you have to download and install the Origin Software first from HERE) then you can activate the game on it. Once installed, start Origin, click on the Origin Tab and click on Redeem Product Code and just enter the key. The game will appear in your My games list.
Russian version. On some games, you must patch the game with a language pack. Read the store's description carefully, all the steps are explained.