iiiinteresting! well, Yen may be looking into potentially living in Sunset Falls in the semi-near future, after she pretends she's not interested in shacking up with Jaskier at all

and coincidentally, necromancy is sort of Frowned Upon as a form of magic in the Witcherverse (though that doesn't stop some sorcerers from doing it sort of in secret), but hey, she's all about drawing power from one source to channel another!