also failed to add: Vandren + mom & dad Artemaeus are almost certainly familiar with each other as entities even if they didn't hang out, since they're a prominent Minrathous magister family (who in somewhat recent years have been hard at work covering the scandal that is their Stupid Fucking Heir defecting to the South)

but they can be buddies with his ex if you like, maybe even helped get them on board with the Venatori