Polygon Classic appears to be related to other projects on the Polygon network such as BSC Classic Presale and Luna Classic Fair Launch. While specific details for Polygon Classic are missing, similar projects involve digital collectibles and NFT marketplaces like Aboa Studio Market, Element Market, OpenSEA and RARIBLE. Polygon DOGS, for instance, are NFT collectibles backed by unique NFTs and purchasable with $Pdogs tokens. These projects aim to provide accessibility for artists, collectors, and traders new to the crypto space.