Before starting please ensure that your Uplay client is set to Online mode in the options when starting the game.
1. Once the game has loaded, there are 2 different ways to display the Unlock Window:
2. Insert your key code in the required field, and then click on Accept.
3. Might & Magic® Heroes® VI – Danse Macabre Adventure Pack is now unlocked. Return to the game main menu and click on Campaign.
4. Launch the Danse Macabre campaign.