The Knight's Edition Upgrade contains: Legends of Eisenwald OST in MP3 and FLAC formats and artbook. Legends of Eisenwald is an original mix of RPG and strategy. Gather your troops and embark on a dangerous journey to carve your name into the legends of the grim lands of Eisenwald where all the supernatural superstitions of medieval times are found to be true.

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 "MY GAMES" tab and start downloading.