I don't like how my warrior casts more than attacks, but i use the law, holy, and dark magics so he heals a lot.
You should create a 2nd version with character preferences(such as focusing on attack or healing)
Healing has special priority. Because during the playtests I realized that correct saving(healing) is very important for heroes AI. But sometimes it focuses on it too much:)
We did it to not devote Zoon after 3-rd level of the devotee.