Do the Ringwraiths feel pain?

[Morthoron]

Originally Posted by alatar

What's amazing is that the Nazgul are driven off Weathertop (or, with their mission accomplished, did they just cede the ground?) by fire.

No, I don't believe they merely receded into the shadows. Frodo's blade of Westernesse came dangerously close to extinguishing the WiKi. Or at least that is what is implied.

Originally Posted by alatar

Gandalf is known for pyrotechnics. You'd think that this would give the Grey/White Wizard an edge when facing one or more of the Nine.

Gandalf did have an edge. He drove several wraiths off Weathertop with pyrotechn...

Oh. Wait. You're being facetious. Never mind.