Byrne (勇往神魔 ディーゴ Yūō Shinma Dīgo?, Dihigo, Driven Dark Spirit), also known as Staven, is a boss from The Legend of Zelda: Spirit Tracks. After Link beats the first four temples, he returns to the Tower of Spirits. On the twenty-third floor, Link encounters Byrne, who challenges Link and Princess Zelda to beat him in a "battle ring".