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When users has traveled, they can receive Treasure Boxes based on LUCK values. The contents of the Treasure Box are available in: XTR, GTX , and Powerup items. The Treasure Box has eight levels, and it costs XTR to open . Each Treasure Box needs a certain time to be opened. When the user receives a Treasure Box, a countdown begins, and the Treasure Box can be opened when the countdown reaches 0.