Polygonhttps://polygon.technologyEthereum scaling — Polymarket's home. OpenSeahttps://opensea.ioLargest NFT marketplace. Magic Edenhttps://magiceden.ioMulti-chain NFT marketplace. Rariblehttps://rarible.comMulti-chain NFT marketplace + protocol. Polymarkethttps://polymarket.comThe largest crypto prediction market — bots trade USDC on Polygon.