I think it will continue to exist, because one by one NFT games continue grow and many people got hype of this kind of play to earn games in crypto. And many of this games are in to the people because of finding money to sustain their daily needs, they search for an opportunity in playing games where they can earn money.
The nft game hype could get other already popular game to join using nft, the reason that nft is good for game is because the game item could be sold even without playing the game, so people think that owning game item is having the same worth as owning real world item and there is a lot more unexplored nft potential that could be taken advantage of. it will surely continue to exist in the future because it has function or in other word, it's useful enough.