As the gaming industry, and the technology around it, continues to expand in a vertiginous way, some companies are trying to build games around Blockchain to take advantage of the unique properties of cryptocurrencies, tokens, and blockchain itself. Whether it is a trading card game, a petting game, MMO or RPG, the use of blockchain technology in the gaming industry is becoming more popular every day.
Most recently, games have entered the market leveraging Blockchain unique properties, such as its decentralization and immutability, allowing players to guarantee ownership of their in-game items or currencies, which can give their items real-world value.
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https://www.cryptocompare.com/spend/guides/why-are-gaming-companies-looking-at-blockchain-technology/