[ Killua's expression shifts a little, darkening minutely with a small frown. That was a development he hadn't been expecting and it kind of irked him because he had no idea how someone could 'take' names. He was also completely uninformed about the way this world worked or how he was even here to begin with. ]

Someone who can take names, huh? Tch. That sounds like a pain in the ass.

[ It really was. Though the idea of being careful in telling people his full name was actually a good one. People were prone to stab you in the back if you weren't watching yourself. ]

Got it. Though I do want to know more about this place. I know nothing about it except from what you've told me right now.