So user, you like making ETH by playing games? I got Sim City on the blockchain for you. Get a land, build a city, start your business.Now you can build and sell houses/schools/hospitals and amusement parks for other anons. This is MyEtherCity.
Did I mention you get to set ALL your sell prices. Become the next real estate tycoon, on the ethereum network. (this is a longterm game yo with >1,000 txs in just over a day)