DraftKings (Nasdaq: DKNG), a digital sports entertainment and gaming company, announced that its digital collectibles platform DraftKings Marketplace has partnered with Polygon to support customized NFT placement services and secondary market transactions. Polygon provides a scalable and eco-friendly blockchain solution for DraftKings Marketplace, which can increase the throughput and performance of the platform, and expand the product categories and functions of DraftKings Marketplace. At th...