From the email:
Very sweet! PC Only but still! Now to buy all that DLC.
BioWare invites you to participate in our Sequel Celebration!
Thanks to gamers like you, Dragon Age II is off to a great start – breaking the 1 million mark in less than two weeks and faster than Dragon Age: Origins. We appreciate your support. As a special thank you for helping with the game's early success, BioWare would like to present you with a download code for 2010's Game of the Year, Mass Effect 2 on PC. As always, we sincerely appreciate your support and passion as we remain focused on delivering quality interactive experiences now and in the future. Look for more exciting things coming from Dragon Age, Mass Effect, and Star Wars: The Old Republic in the future, including our recent launch of Mass Effect 2 Arrival DLC
To qualify and get your Mass Effect 2 PC download code, please follow these steps before April 30, 2011 at 11:59pm PDT:
1. Activate the Online Pass content that came with your copy of Dragon Age II (The Black Emporium)
2. Start the game and log in using your EA Account or create a new EA Account
3. Visit http://social.bioware.com/me2offer and log in with that EA Account
4. Enter your Online Pass code and click "Submit". You will then be provided the code for Mass Effect 2.
5. Open the EA Download Manager and enter the code to commence download (if you don't have the EA Download Manager installed, it can be found here: http://eastore.ea.com/eadm)
For more information on this and answers to any frequently asked questions, please visit: DragonAge.BioWare.com/ME2Offer.