World 4

World 4 is a name often given to the fourth world in a game:
;Mario franchise
*World 4 of Super Mario Bros.
*World 4 of Super Mario Bros.: The Lost Levels.
*World 4 of Super Mario Bros. 2.
*Giant Land, alternatively named World 4, of Super Mario Bros. 3.
*World 4 of New Super Mario Bros.
*World 4 of New Super Mario Bros. Wii.
*World 4 of Super Mario Galaxy 2.
*World 4 of Super Mario 3D Land.
*World 4 of New Super Mario Bros. 2
*World 4 of Paper Mario: Sticker Star
*World 4 of Super Mario 3D World.
*World 4 of Mario Party: Star Rush.
*World 4 of Super Mario Run.
*World 4 of Mario Party: The Top 100 in Minigame Island.
*World 4 of Dr. Mario World.
;Yoshi franchise
*World 4 of Super Mario World 2: Yoshi's Island.
*World 4 of Yoshi's Island DS.
*World 4 of Yoshi's New Island.
*World 4 of Yoshi's Woolly World.
;Other
*World 4 of Puzzle & Dragons: Super Mario Bros. Edition.
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