This is the condition for the spirit stones to return home to the spirit world. However, it is not possible to return home just by gathering four pieces. Touch and select the spirit stones to switch. For example, if you generated “2×2 square of all same element stones”, Many spirit stones on the Vertical and horizontal lines, are back home. Can you get all the spirit stones to return home to the spirit world? Unlike many puzzles, there is no time limit, so you can think long and hard. Deta