Enraged the Magician started chanting the spell, shocked the Prince of Hyrule tried to stop the Magician, but the magician fended him off so he could cast the spell with no interference. Angered the Magician threatened to place Zelda into an eternal sleep if she didn't reveal the Triforce's location, but she still refused. The Prince and the Magician tried various ways to get Zelda to talk, but she refused to divulge the location of the Triforce. On his deathbed, the King had revealed the location of Triforce of Courage to his daughter and the Prince's sister. The Prince searched high and low for the Triforce of Courage, but found nothing until the Magician, once a close advisor to the King, brought him important news.
DARK WILLOW THE MAGICIANS LAND FULL
Knowing the full Triforce if misused, would lead to much suffering and evil, the King only left the Triforce of Wisdom and Power to his Prince upon his death. The King was unsure about his son's moral character, especially since the boy had started going to the mysterious magician for decision-making. However the King was still mortal and age started to catch up with him, so it came to be that he had to figure who would inherit the Triforce when he died. Many ages ago, Hyrule was in a golden age due to the King of Hyrule protecting the land with the full Triforce.
The Magician seemed to be charismatic, as he was able to get close to the royal family of Hyrule having once been close with the King and being the Prince's closest confidant.
He also seemed to be capable of residing within shadows if the first piece of artwork showing him is anything to go by. The Magician was capable of using a spell that put this game's zelda to sleep at the expense of his life force. After the Ganon revival goes wrong, the Magician starts aging at a rapid rate and thus appears at different ages. Underneath the mask, the magician resembles an ordinary hylian man.
In the Ran Maru manga, the Magician wears a smiling theatrical mask with two long bangs of hair sticking out from the sides. He primarily is dressed in a dark cloak and wears a necklace with a horned skull on it. The Magician resembles a pale-skinned human with red eyes.