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World 1-
Game Another Super Mario Bros. Wii
Area number 1-
Time None (infinite)
World World 1
Area type Warp Cannon
Game Progression
Previous level (1-3) World 1-3 (secret)
Next level (5-1) World 5-1

World 1- is the Warp Cannon of World 1 in Another Super Mario Bros. Wii.

World 1- is unlocked by completing the secret exit of World 1-3. Completing it will unlock World 5-1 in World 5.