You see Tormentor.
- Take a ride with me.
- Pffffrrrrrrrrrrrr.
- Close your eyes... I have something for you.
- I will make you scream.
Notes
He's the Nightmare's boss and part of the Killing in the Name of... Quest. In order to access the boss room you will need The Ice Islands Quest completed until mission 9 ("Formorgar Mines 1").
Abilities
Damage Taken From Elements
Physical 
Death
Holy
Ice
Fire
Energy
Earth
Drown
Location
Formorgar Mines, after teleport here.
Behaviour
Runs away in deep red, often using haste then.
Strategy
Treat it as a stronger Nightmare.