Villain Sue: Lilith. Also an example of Peril Rollover, since she can't be stopped by anything short of Deus ex Machina.
- Completely subverted with the Merlin of Sinister Albion. Even had he not had a certain sword, John could have called up any number of beings to take him out
"Yes, but... he's Merlin!" said Alex. "Alive and in his prime, after fifteen hundred years of practicing his craft! With all the power of the anti-Christ! He could probably pull the moon down out of the sky and crash it into the Nightside for laughs! And I'm not sure there's anyone in the Nightside who could stop him!"
"Do I need to get you a paper bag to breathe into?" I said. "Of course there are people here who could stop him! Off the top of my head, there's the Lord of Thorns. And Hadleigh Oblivion, the Detective Inspectre. And Jessica Sorrow, the Unbeliever."