Axie Infinity turned its game into a billion-dollar economy that helped thousands of players in the Philippines and other low-income countries to weather the fallout from pandemic mitigation measures. The main ingredient for success: strong property rights.
Players can take in-game material out of the game and trade on third-party marketplaces like OpenSea. The freedom to set prices and to easily trade unlocked a veritable tsunami of economic activity in and outside of the game.