Scout is a magical being that resides in the realm of the Arcana. They are the dog-headed innocent, a guide to the lost and protector for the traveller. They are a part of the Fool as well as the Fool's familiar. They show up when the Apprentice is in trouble or lost and can lead the Apprentice both into safety or into danger. It is up to the Apprentice to choose when to follow Scout. They are a character introduced in all three routes of Book XVI - The Tower.