Axie Infinity

Axie Infinity is a NFT-based online video game developed by Vietnamese studio Sky Mavis,[1] which uses Ethereum-based cryptocurrency AXS (Axie Infinity Shards) and SLP (Smooth Love Potion). Currently it's the most expensive NFTs collection with more than $42 million in sales in June 2021.[2] Game cryptocurrency is the main daily income (gold farming) for some people in developing countries. https://en.wikipedia.org/wiki/Axie_Infinity