Inquisitors
From TWC Wiki
Overview
Inquisitors are Religious characters sent to regions with high Heresy by the Pope. They spread the Catholic faith in the current region they are in like Priests, and may denounce Heretics, Witches and even Generals. The higher your General's Piety the more likely he is to survive a Inquisitors denouncement. If there are Heretic's or Witches in your regions than they are the Inquisitors priority. You may attempt to assassinate a Inquisitors, be beware the consequences if you fail!Inquisitors are less likely to attack your generals if you have an alliance with the pope.