Will it be in-game exchange in mobile app or web-game?

Of course, you will have the opportunity to sell or buy tokens inside the platform, as well as on third-party exchanges

For which currencies I can buy CMNP token inside game?

Btc, Eth, Usd

Do you mean USDT?

It will be a stable coin. More can not say

You want to say your coin will be stable or what?
Can't understand Huh

How can a CMNP be a stablecoin, do you know what that means?

its nonvolatile coin , isn't it?