Karl is a näcken[Footnote 1]. He first appears in "A Fistful of Warlocks".

In the seriesEdit

Main article: A Fistful of Warlocks

In "A Fistful of Warlocks", he is a huge, foul-smelling water dweller, capable of assuming the shape of a horse. Having lost a bet with Anastasia Luccio, he's bound to assist her in the chase of Heinrich Kemmler.[1]


Näcken is the swedish name for male water spirits, invariably male, who often entice women and children to drown in lakes or streams by playing the violin.[Footnote 1]


  1. 1.0 1.1 Näcken - wikipedia