Cornelius gives him Queen Susan's ancient magical horn, instructing him to blow it only at his greatest need.

I," Calum said, "do not possess a sweet voice, a pretty face, or a magical horn.

Now he was curled up like a corpse, buried alive by his own magical horn.

They then set off after the magical horn, which is kept inside of a mysterious fortress.

Susan's magical horn plays an important part in the adventures of Prince Caspian.

Susan, a bow and arrows and a magical horn that will summon help when blown, and Peter a sword and shield.

The horn appears the same as one of the more common magical horns, such as the horn of blasting or horn of bubbles.

She receives a gift from Father Christmas, a magical horn along with a bow and arrow that is promised to never miss if she trusts in them.

Olive, too curious to remain silent, asked hopefully, "Is that horn magical?"

Olive shook her head at Finder's unrelenting flattery as she bent over to retrieve the bard's magical horn.