Is empty? Just sits in my bags. I cannot open it. I did the whole UI reset thingy. I am kinda underwhelmed about the card game loots if all you get is a box to carry around.
This is a known issue that we anticipate being resolved prior to Cataclysm launching, Nuadiae. In the meantime you may wish to hang onto the item until the ability to redeem it becomes available once again.
