Multichain NFT marketplace is a platform to buy, sell, trade, exchange, and mint NFTs in multiple blockchains such as Ethereum, BSC, polygon, etc… If you are looking for an opportunity to create your own multi-chain NFT marketplaces like Opensea or Rarible then you should learn about the expenses that need to be met so to learn more read the informative blog Cost to Create Multi-chain NFT Marketplace Like OpenSea and Rarible by Coinsclone