A shadow of evil has fallen on the kingdom of Ancaria. It is a time for champions - a time to journey into the perilous world of SACRED. Battle blood-thirsty orcs & lumbering ogres... Destroy undead wizards & rotting mummies... Slay hellish demons & legendary dragons.
Open the Steam client, login and locate the Games tab on the top menu. Click this and then select “Activate a Product on Steam…”
Enter your unique code that's displayed on the 'Orders' page of CDKeys.com and follow the prompts to activate.
Your game is now viewable in the “Library” tab and is available to download/install when you’re ready. You can find additional support for the Steam client here: https://help.steampowered.com/en/wizard/HelpWithSteam