Lady Allegra

Episode 23: Much Ado About Submersibles
As they climb the clocktower in Wheldon to rescue Jarlaxle, Vincent uses Clairvoyance to look into the ballroom. Vincent sees Rayna and Lady Allegra taking part in the ghastly feast, both with twisted vampiric features.

Azzurum disguises himself as this vampiric Lady Allegra to infiltrate the kitchens.