There are no transferable ancillaries for priests. +1 PersonalSecurity AND +1 Purity AND +1 Violence +1 Piety AND +1 Unorthodoxy AND -1 Purity ONLY Catholic, must be in region which is Crusade target ONLY Northern European, Southern European Purity also affects the priest's standing in the College of Cardinals, but also affects the chance of surviving an inquest or becoming a heretic, although in smaller quantities (more Purity is better). Eligibility determines the cardinal's standing in the College of Cardinals (higher Eligibility means a better chance of getting elected). Violence determines how likely a Priest is to agree to a crusade, if he becomes Pope (higher Violence is better - as Pope, he is more likely to call for a Crusade). Unorthodoxy affects the priest's chance of becoming a heretic and surviving an inquest by an Inquisitor (lower Unorthodoxy is better). Catholic priests additionally can become Cardinals or even Pope. The higher the Priest's Piety skill, the higher the chance of denouncing Heretics and Witches. The Priest's main purpose is to convert settlements to their faction's state religion and denounce Heretics or Witches. 3 Priest traits and gaining Piety skill.