Check, you can join with the game and DLC

Hello beansama.

Thank you for offering Alan Wake Collector's Edition.
Please keep in mind that this package contains multiple items and other SteamGifts users may still enter to win, despite owning all or part of the package. Please check your winner's account before sending to make sure there's no trouble during redemption.

If you have any questions about this, please feel free to reply here or, if you have any other issues, open up a ticket and we'll do what we can to help.

Thank you beansama for Alan Wake CE. I look forward to playing it. Hope you are having a great day 😊