Bregan D'aerthe has been very influential in the chaotic happenings of Menzoberranzan and has connections with Blingdenstone and has agents in Ched Nasad as well as major cities on the surface, most notably Luskan, Waterdeep, Calimport, and Heliogabalus.
In The Silent Blade, Wulfgar, a mighty barbarian, tries to come to terms with his freedom from the Abyss, from the torturous clutches of the balor Errtu and fails, fleeing from his friends to the port city of Luskan.