[mattnewton]

Why do this on a blockchain instead of with a central authority? If they have the copyright, they don’t need a blockchain they can just use a database. If they don’t have or don’t want to enforce copyright, why would the players want scarcity?

[luka-birsa]

Sure, you can go and build your own API and setup your own trading infrastructure or simply use a public infrastructure that already exists. This also means that players can use existing NFT markets to trade these or even regular markets can be adapted to simply allow trading these.

Having the ability to take your digital cards and store them wherever you want and trade them with whomever you want is really nice, if you're trying to replicate standard offline trading card games.