Gaming is very actively developing because there is a big demand in gaming.
Many people play games. They spend a lot of time and many by playing games. Also, games have a big community of users.
The use of NFT in games will increase the liquidity of NFT.
If NFT will be necessary to people and will be in demand their price will grow.
But to be in demand the game where these NFTs are used must be popular and a have big community of users.