A free program for Android, by Bot and Life Studio.

Tales of Xtalnia is a turn-based strategy multiplayer online blockchain game. It’s a fun card-based strategy game, with many different game modes, where you can battle against other players, or you can fight against the environment. You can create your own army of characters and equip them with weapons. 

The best part is that you can do this offline. You can also create and sell weapons in the NFT marketplace. The best part is that each player gets to choose their own army of characters and their own weapons. You can fight against other players or the environment, and you can also fight with your friends. Each day, you can earn a fixed amount of in-game currency.