Cryptocurrency has all kinds of problems, but as game premise it actually has potential. It has drama, (mostly dark) humor, and "magical" math/behavior. That potential is entirely wasted here. See ᛞᚨᚱᚹᛟᚾᛞ 's review above for the gameplay (a bad clone of PvZ). Although the in-game blurb about each cryptocurrency isn't wrong, if you want to learn such things, there are much better ways. For example, https://www.geeksforgeeks.org/comparison-of-different-cryptocurrencies/