various
Rulers of the Dead

The dead of the Mortal Realms serve one will alone: that of Nagash. But alongside the Great Necromancer are his Mortarchs, who spread his word and do his bidding. Foremost among them is Neferata, the Blood Queen, whose one ambitions and schemes are ever at the forefront of her mind even as she serves her dark master…
Age of Sigmar
omnibus

It contains:
Nagash: the Undying King
Neferata Mortarch of Blood