Sell gift cards securely from Blizzard Entertainment with Raise's online gift card marketplace. Your Bl;izza gift card will be listed in front of the thousands of buyers perusing our gift card exchange. To sell Bl;izza gift cards quickly, set the price between 2% and 20% off the original amount. The asking price is up to you, but it really depends on the popularity of Bl;izza gift cards. Remember, you can adjust the selling price of your gift card at any time.