They normally cost $49.99, but Walmart and Buy.com are selling it for $29.99. Walmart’s cards are sold out, but Buy.com’s sale begins at midnight on January 12. They normally cost $49.99, but Walmart and Buy.com are selling it for $29.99. Walmart’s cards are sold out, but Buy.com’s sale begins at midnight on January 12. Amazon: Xbox Live 13 Month Gold Card Buy.com: Xbox Live 13 Month Gold card Walmart: Xbox Live 13 Month Gold Card