"Oh, yes. I'm quite proud of that one, actually. You see, trolls rarely perish in traps. If they manage to bre

"Oh, yes. I'm quite proud of that one, actually. You see, trolls rarely perish in traps. If they manage to break free from one, their animal cunning usually helps them avoid further traps. But that rock troll was trapped just before dawn, so he had no way to avoid the sunrise. Now he just stands there, serving as a demonstration of sorts... It's useful both for my research and as a ward against unwelcome guests."