For covenience's sake, we'll say you already have the last griffon plush finished, after beating up another gang in the bathrooms.
Light Heart found a book on chemistry, and reading it has given her some information on the wonderful uses of medicinal oils. Lubricating, waterproofing, and relaxing, among things.
Again, for convenience, you are now back in a common hall. Once you deliver the plushes to the griffons, they may be more inclined to aid you.
>>274997 There's more about the use of water saturated with salt as a magic disruptor. It seems that extremely salted water might be able to disrupt a spell of two.