The world of
Larkspur has
magic, including necromancy in a generic undead-raising sense.
Faith magic
'Good' gods may grant their chosen creatures faith-based magic, particularly spells effective against undead.
Necromancy
Larkspur has necromancers and undead, not all of them native to the world. See [Undead (Larkspur)]
?.
Necromancers can raise zombies, including the fallen bodies of their enemies.