I found these 2 games back in 2007 and playing both of them for 11 years. You should check them out you want to as they allows you to make money by owning virtual real estate in them... An In-Depth Look at The Potential of Blockchain-Based Virtual Real Estate PlanetCalypsoForum.com Official Website --- Entropia Universe Sci-Fi MMORPG - The Official Site 2nd Game with in-game programming capabilities. secondlife dot com