The Third Circle
Yeah, what kind of barbarian has no interest in teeth?
"I wrote them. That would make them rare, yes? All my own work." Containing his knowledge of tattoo magic, all compiled and sorted into one place. Except he's written a copy to keep, since it's basically his spell book that he's filled with all the symbols and meanings he's encountered. As well as several recipes for tattoo-ink and techniques of tattooing.