There are several different ways to earn crypto. The most common way is to mine them and the other is to buy some and trade them and keep that process going. This is a common way and the most prevalent one. However, there is another game where you can earn crypto. Well to be exact, they are in-game digital tokens that can be converted to cash. This is a concept that is being shown by P2E games. One such game is MCL where both aspects have introduced cryptocurrency and digital tokens. This is because of the crypto-backed bat NFTs that have been launched by Jump.trade. So this gives 2 different ways to the whole aspect.