Titan Quest 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.

At long last, Titan Quest continues its epic journey through the world of antiquity. A mysterious threat calls the heroes of Hades to the uncharted lands of northern Europe, where new enemies await and new powers and treasures are waiting to be found! This new expansion to the acclaimed Anniversary Edition of Titan Quest adds a fifth act of unprecedented scope, along with many new and requested features including new weapon types and a 10th Mastery for your characters to learn.