The Overclocked Edition DLC for PC Building Simulator includes 4 Exclusive Special Edition versions of the NZXT H700 and H500 cases that have been specially designed by Brock Hofer (creator of the amazing Hyper Beast designs). NZXT H700i - Extinction Wars(Unlocks in Career mode towards the end of level 27 but in Free Build right away) NZXT H700i - Organ Collector(Unlocks in Career mode towards the end of level 27 but in Free Build right away) NZXT H500 - Re-Animator(Unlocks in Career mode towards the end of level 26 but in Free Build right away) NZXT H500 - Split(Unlocks in Career mode towards the end of level 26 but in Free Build right away) In addition, this DLC also includes the full original soundtrack that can be found in the game.

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.