Online earnings via games used to be much more popular in the early days if crypto and the bitcoin bubble.
That being said this niche is not dead even though a slowdown in this sector, there still is potential!
I’m a little behind but I found this today, BTCtown was launched December 2018. Imagine FarmVille or some sort of click farming game but where you can earn Satoshi! Not unseen let’s say but this one seems well developed.
Check it out: