Now gaming NFT are very popular. They allow play and earn money. Also games already have a big communities of gamers.
Gaming NFT is a good popularization of cryptocurrency like this https://medium.com/@metasens/1-faq-aebbb6433011

NFT is a tool that allows gamers to earn money. That is why such tool is very popular.
Metaverses allows to include different games on one platform and offers more tools to earn money.

NFT is now very popular, that is why the price of the tokens of NFT marketplaces continues to grow.
Now created the whole metaverses where it is possible to trade by NFT of different games within one Metaverse. It is very comfortable.

They got famous now but that doesn't mean that they all have market potentials. Perhaps, only the gaming platforms were able to soar high while the others are just ignored. The play-to-earn money scheme that most gaming platforms innovative strategy to uplift their demand it really helps for them to gain more players and that it changes everything in their side.

Well, OP...
I think you don't need to have this number of coins. I suggest choosing those potential coins, not them if you want to see ROI or else, you will just waste your time and money.