According to Odaily Planet Daily, CryptoSlam data shows that the blockchain-based digital collectibles market slowed down in May. In the past 30 days, global sales of NFTs were $624 million, and overall NFT sales fell 54% compared with April. Among the top 10 NFT series, Solana-based Mad Lads, Ethereum-based series CryptoPunks, and Bored Ape Yacht Club (BAYC) fell the most. Among them, BAYC's sales fell the most, by 54%, Mad Lads' sales fell by 44%, and CryptoPunks' sales fell by 41%.