Middle-Earth: Shadow of Mordor Game Keys

Go to: http://store.steampowered.com/ and download STEAM client
Click "Install Steam" (from the upper right corner)
Install and start application, login with your Account name and Password (create one if you don't have).
Please follow these instructions to activate a new retail purchase on Steam:
Launch Steam and log into your Steam account.
Click the Games Menu.
Choose Activate a Product on Steam...
Follow the onscreen instructions to complete the process.
After successful code verification go to the "LIBRARY" tab and start downloading.

Demonstrate your efficiency in Battle in this Challenge Mode as you race to bring down an exclusive Legion of Sauron’s Forces. Earn high scores for your speed in defeating your foes and build your Legend on the Leaderboards.