WoTR is a serious improvement on Kingmaker. I really liked Kingmaker but it had flaws no doubt, and I am saying storywise and systemwise (I dont mind bugs too much, all games have them, and there is always a way around them). I lov tabletop rpgs and i am always up for some soli...
Lann if built the cleric way will have you covered on barkskin for days, same with Woljif as an alchemist. And magic fang is only really important if you rely heavily on the pets for the frontline, which won't likely be the case. That an you also do have to bring your own pets ...