Sigmund is a hunter in the Kohlberg village, and while he's a decent shot for bringing down game, he's not interested in combat. He has a fondness for old stories and the ancient places around the Vale, although his knowledge is not particularly deep. …
Hrolf (not his real name) is a talented human spy from Altdorf. He has apparently been sent here by the dwarves to spy on Gina, although she has already ID'ed him, unbeknownst to him.
Holtz spent some time to figure out which of the Marked Kohlbergers would be the most amenable to a long grooming session to eventually turn him into a proper apprentice. Sigmus was the most suitable candidate. Holtz is currently trying to teach him to …