No, necromancy is not a normal part of the DungeonVerse, it is actively bad and vigorously opposed by all powers that be, and for a good reason

Also known as the Daughters of Parmak, the Burning Ones, Maidens of the Skull, and other colorful terms. They are once mortal magic using women who have become twisted, evil, and undead.

Known fully as 'Nind Vel'uss Tahcaluss whol nind ehmtu siltrin' or 'They Who Hunger for Their Own Flesh'

Can you think while scared out of your wits? Lets hope your adventurers can…

Curiosity killed the cat...

The Ambassador's bodyguard quaked at the sight of the uniformed skeletons guarding the main gates of the royal palace. "Don't be afraid," the Ambassador said. "They are King's Bones, the monarch's personal bodyguards, and are no threat to us unless we were to do something stupid like trying to attack His Majesty."