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In the game, the Mario Bros. came here during their quest to find the Cobalt Star pieces. The Koopaseum is located in the middle of the desert and Gritzy Caves is found below the desert. There are four Dry Bones statues around the desert, that Mario, Luigi, Baby Mario and Baby Luigi must activate. When this happens, the Dry Bones Statues will open the entrance to the Koopaseum.
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