World 4-2

World 4-2 may refer to:
 * World 4-2 (Super Mario Bros.)
 * World 4-2 (Super Mario Bros.: The Lost Levels)
 * World 4-2 (Super Mario Bros. 2)
 * World 4-2 (Super Mario Bros. 3)
 * The Cave of the Lakitus, World 4-2 in Super Mario World 2: Yoshi's Island.
 * High-Speed Cart Race, World 4-2 in Yoshi's Island DS.
 * World 4-2 (New Super Mario Bros.)
 * World 4-2 (New Super Mario Bros. Wii)
 * World 4-2 (Super Mario 3D Land)
 * World 4-2 (New Super Mario Bros. 2)
 * Cooligan Fields, World 4-2 in New Super Mario Bros. U.
 * Cooligan Shrooms, World 4-2 in New Super Luigi U.
 * Piranha Creeper Creek, World 4-2 in Super Mario 3D World.