"It's the principle of the thing. If it's worth doing, it's worth doing right, don't you think? Teleportation runes do add a certain je ne sais quoi to the whole affair." He bends down, inspecting a tripwire. "Ah. Slotsin the wall, some sort of spinning or swinging blade trap. And at convenient adult human neck height as well, how very nasty." He doesn't sound concerned, but rather, delighted. "I wouldn't use it, of course, far too likely to get mess in places that are very difficult to clean, and all of a sudden a five-hundred-year-old tapestry is ruined. Still, remarkable shape for something this old... hm?" He pauses, responding to Chara's comment.
"Ah, well. It was something of a tertiary hobby of mine. A lot of valuables, and of course I had to ensure their protection."