House Vaerima

The Barovian Noble House of Spies and politicians, House Vaerima are the unnaturally beautiful masters of Deception and Charm. House Vaerima is the Second Oldest house of Barovia, after House von Zarovich, and its leader has been in power since its creation. Delvan Vaerima is among the oldest and most powerful vampires across the multiverse, he can charm normal people with but a glance and his hold over them cannot be broken. 
House Vaerima are most likely to be seen in cities, acting as attendants to nobility or behaving as foreign dignitaries. Through this they know most of what is occurring across the various kingdoms and noble courts of The Material Plane. Their members are quite capable of fighting if need be but they generally prefer to act as a puppet master.