Customer Support cannot refund or restore cards in Hearthstone, as the game is designed to prevent mistakes of this type.
If you mistakenly disenchant a card, click Undo on the disenchanting interface to restore the most recently disenchanted card. You cannot undo more than the most recent disenchant. Customer Support will not be able to assist if you can’t recover a card.
All sales in Hearthstone are final. Please double check any order to be sure it is correct before you enter your password to finalize your payment.
Any losses due to disconnects during arena play cannot be reimbursed.
Article ID: 6721