It is fully integrated into the Etherium chain, you will always be entertained since your battle and investment strategies will be tested since you will have to buy armies, land and materials to advance.
The most important thing is that it is fully functional, fully developed in 3D, basically what you have to do is challenge others and win battles, but everything will depend on the battle units you have available, each one is unique since it is issued as a token. in Eth.
The biggest problem I noticed so far is that they don't have a trial version from the first moment you must connect to your wallet
Now in order to play you must have Ether to pay for all the products purchased in the game, just as you pay you can also receive rewards in ether depending on your investment.