You called Robin Hood, and there is no Robin Hood.
3 seconds sound clip from the The Last Unicorn movie soundboard.
You can hear this line at 00:45:41.405 in the Blu-ray version of the movie.
Quote context
[...]
- He's driving her the way he drove the others - to the castle, to King Haggard.
- Please! Please do something!
- What can I do? Do you think the Red Bull likes card tricks?
- But that would take a real magician, with real magic and I can't pretend any more.
- But you do. You have magic. Maybe you can't find it, but it's there.
- You called Robin Hood, and there is no Robin Hood.
- You have all the power you need, if you dare to look for it.
- Magic, magic, do as you will. (2)
[...]