Holy shit I havent done that.. You have to level up the skills first though right?
I like some of the swords my snake oiler has so I kxind of hybrided him..
The more you use necromancer the more your physical attacks start sucking..
So I was real careful with it in my playthrough. I think I remember getting the
ability to build a bridge out of bones though I just couldn't figure out where to go.