() is a female humanoid representation of the Goddess Sword, which later evolves into the Master Sword, in Skyward Sword. Fi serves as Link's logical-minded companion and assists him throughout the game. In the end, after Demon King Demise is sealed within the Master Sword, Fi reveals her last order from the goddess is to let Link put her into an endless sleep within the weapon, which he does after encouragement from Fi and Zelda. Fi appears as a playable character in Hyrule Warriors.
