your god, so the skys the limit. if you want him to emulate a class then do that and take off the limit to undead he can control. or combine parts of several classes into one.
also you could have him "experiment" with some of the weaker bodies to make say a flesh golem or other nice undead not usually creatable with the animate dead spell. theres so many cool looking undead that pc's cannot create and considering this guys living in a necropolis your bound to have a few different varieties besides generic zombies and skeletons.
also you could have him "experiment" with some of the weaker bodies to make say a flesh golem or other nice undead not usually creatable with the animate dead spell. theres so many cool looking undead that pc's cannot create and considering this guys living in a necropolis your bound to have a few different varieties besides generic zombies and skeletons.