Looks quite similar to another ethereum based game called SKARA. Not trying to put people off but some tried to invest in it and lost basically all their investment. Got dumped on mercatox and never recovered. This one might be better though
Doesn't look that similar to me, have read the mechanics on the website:
https://eth.town/br/register? Also, this is something coming from a real studio(they have a long history in making beautiful mobile games) and it is already the second blockchain project, you can check the first one here:
https://eth.town/floors