Bundle with Diablo IV, $350: https://www.walmart.com/ip/Xbox-Series-X-Diablo-IV-Bundle/2090305270

Console only, in case above bundle goes out of stock, also $350: https://www.walmart.com/ip/Xbox-Series-X-Video-Game-Console-Black/443574645

Sold and shipped by Walmart.com, so you might be able to get this price matched with other retailers if you prefer shopping there.