Wind Element

http://www.zeldauniverse.net/images/stories/games/z12/items/windelement.gif

The final element gathered in The Minish Cap. Once enfused with the Empowered White Sword, it will become the legendary blade, the Four Sword. Although expected to be achieved in the Fortress of Winds after defeating Mazaal, it is not. The element is achieved in the Palace of Winds, on the Cloud Tops.

See also: Earth Element, Fire Element, Water Element