Tasty Mystery Baskets of Clips

It's not a sewer, but it will have to do.
Finn?
They denied their precious birthright.
What?
Cool boy!
(QUACKING)
I used her as a magic battery to power my spell.
That's 'cause you ain't got spy skills like me.
(SHIVERING) Fix our home, Patience!
Oh, my glob!! Okay. Think, Finn.