Song of the Hero

Song of the Hero is the song to open the final trial gate.

Story
After finishing the creation of the Master Sword, Link must journey back to Thunderhead to find the Windfish Levios, which has a back infestation. After clearing his infestation he tells you about the Song of the Hero which is needed to open the final trial gate. To learn the Song of the Hero he must first learn three parts from the Dragons and learn the last part of the song from Levios himself.