Special 1 is the first special world of Super Mario 3D Land.
After defeating Bowser in World 8, a green pipe appears in World 1. When Mario goes down the pipe, he falls in a world called Special 1. Special 1 is a remake of World 1 but with a different music, sparkles in the background and in the background is a remake of Super Mario World. There is a variety of 5 levels in the world, while each level is somewhat similar to the normal levels.