Ultimate Guard's Sidewinder 100+ Xenoskin delivers premium protection for your Magic: The Gathering deck. Built with durable Xenoskin material and a quality microfiber lining, this deck box secures 100 double-sleeved cards with a strong magnetic closure that keeps your collection safe during play and storage. Featuring officially licensed artwork from "Secrets of Strixhaven," the Sidewinder 100+ combines style with function. The sleek design provides quick access to your cards while the modular construction pairs seamlessly with Ultimate Guard's Omnihive, Superhive, and Smarthive storage systems—perfect for expanding your collection as it grows. Ideal for Commander, Modern, Standard, and all Magic formats. Optimised for Ultimate Guard sleeves; other brands may affect capacity.