From publisher blurb:
Stat blocks for a staggering eighty-one (!!) non-player characters.
Have you played Curse of Strahd and want to face another powerful lord in the Demiplane of Dread? Just purchased van Richten's Guide to Ravenloft and need statistics for a favourite darklord? Are you an old fan of the Ravenloft Campaign Setting and long to see the return of an old favourite? Or do you just want a more powerful banshee, ghost pirate, lich, or necromancer for your game?
If so, then this is the book for you!
Inside this product are 5th Edition stat blocks for the twenty-three darklords who rule the domains of the Core, the ten darklords who rule the seas and islands within, thirteen overlords that rule the key Clusters, as well as the lords of thirteen Islands of Terror, old and new. Four demilords of pocket domains are also included, and it ends with four darklords from van Richten's Guide to Ravenloft! Featured darklords include:
Azalin Rex, the once and current ruler of Darkon
Lord Soth, the former darklord of Sithicus, and his replacement Inza
Fallen silver dragon Arantor
The flesh golem Adam along with his creator, Victor Mordenheim
Gabrielle Aderre and her treacherous son, Malocchio
The misanthropic necromancer, Meredoth
The foul members of the Nightmare Court
The ancient mummy, Anhktepot, master of the desert land of Har’Akir
Mistress of the Trial of the Heart, Chakuna
The cunning doppelganger Sodo, ruler of the city of Paridon
The cruel living puppet Maligno
The powerful illithid God-Brain of Bluetspur
And, of course, Strahd, who has been boosted in power level to be closer to his presentation in the campaign setting
Also in the book are fourteen important NPCs who aren't darklords.
Undead thief, Ratik Ubel
The inventive Night Hag Styrix and her Rift Spanner
Secret celestial Isolde, and the Twisting Dark Gift
Furthermore, over a half-dozen darklords in this product have even been given Mythic traits and actions, as introduced in Mythic Odysseys of Theros! Surprise your players with a mythic Strahd and watch their blood drain.