Goddess White Sword
The Goddess White Sword is the second form of the Goddess Sword. It is obtained in the Sandship when the Goddess Longsword is purified by Nayru's Flame. The Goddess White Sword is much whiter than the previous incarnation, and is more pure as well. This sword also has enhanced Dowsing abilities making it easier to locate Treasure.
Throughout Link's quest, he upgrades the Goddess Sword to give it special powers and ultimately make it fit for battle against the Demon King.
The upgrades are, in order: