Not the release promo card.
If you attend a Coldsnap Release Tournament, you'll finally be able to summon that

Marit Lage walks the earth again.
That's right. It's a token card as the release promo—and might we add that it's only the biggest, baddest, most eldritch creature token in the history of trading card games? Don't wait 20 turns and miss your opportunity to tap for some snow mana, ripple up a 4-of and get your copy of a sorcerer gone mad.
Coldsnap Release Tournaments – Information and Locations