The latest market reports confirmed that the Topps trading card of American baseball player Mickey Mantle has sold for $5.2 million at the auction. That incident set the highest record value of a sport non-fungible token (NFT) sale to date. The company announced the debut of 1-of-1 Topps 1952 Mickey Mantle NFT On February 24.… Continue reading Topps 1952 Mickey Mantle Card NFT Sells For $5.2M At Auction