World 3 is an ice world while World 4 is a water world in New Super Mario Bros Wii. In New Super Mario Bros U, why is World 3 the water world
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New Super Mario Bros. U Deluxe review: "Brings to life its multiplayer mayhem better than ever before" | GamesRadar+
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Amazon.com: Nintendo Wii U Deluxe Set: Super Mario 3D World and Nintendo Land Bundle - Black 32 GB (Renewed) : Video Games
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