"Let's go beat up the chanters!" she said happily. She summoned an Illusion staff and rode on her broom to the chanters, then she started whacking them with the staff.

(( the way the illlusions is is that they are real and she can make an illusion of anything, and it can affect anything, as long as whoever is being affected believes truly that the illusion is powerful and can do damage. But if they're good enough to be able to know the illusions are fake, the illusions become 'shadow illsions', and they can't affect the nonbeliever ))