Quote Originally Posted by Mystic Muse View Post
I'm guessing because it's against the rules due to it not being one of the cards you opened in your packs?

And if the pre-release Promo is what it seems to be

Xathrid Gorgon

I don't think I'd want it in my deck anyway.
Correct. And yes, you would; it's slow, but stopping nearly any attacker is good.