The official storage expansion cards for Xbox Series X and Series S are now available for preorder. These proprietary cards are made be Seagate and they give you an extra 1TB of memory that will allow load times to be just as quick as if they were installed on the consoles’ onboard storage. The only hitch is that these cards cost $219.99 each. They come out November 10, the same day as the new consoles. You can preorder one from the retailers below.