Cultural Acceptance gains between involved Cultures are halved.Promoting Culture and Religious Conversion with Councilors is slower within the Struggle region.Involved characters have -10 Opinion of characters with different Cultures or Religions than their own.Involved characters' armies get twenty percent more Pursuit and Siege Weapon Effectiveness.Armies commanded by involved characters get +5 Advantage in combat and deal fifty percent more fatal casualties.Mercenaries cost thirty percent less if their employer is the same Culture as them and is involved in the Struggle.The Border Raid and Forced Vassalizaton casus belli are available, even if they wouldn't be normally.Involved characters and Interlopers can start wars at a reduced Piety cost in the Struggle region, and less Prestige or Piety when declaring war against a character of a different Religion.Truces are shorter in the Struggle region.The Struggle Clash casus belli is cheaper to use.The effects of a Hostility phase are as follows: Wars are frequent, whether as a result of intolerance or personal ambition. The Hostility phase represents a period of tension. Involved characters can enact the Abduct, Fabricate Hook, Claim Throne, and Befriend scheme against involved rulers, even if they otherwise couldn't.Involved characters can buy claims, demand payment from each other, and foment revolts.Holy Wars are unavailable in the Struggle region.Religious Councilors convert holdings within the Struggle region more quickly.Interfaith marriages are allowed for involved characters of involved Religions, even if they wouldn't otherwise be permitted.A ruler who increases the Development of a County with a Culture different from their own increases the Cultural Acceptance between the two.Granting land to a local character earns Prestige.
Learning the language of an involved Culture earns Prestige.Involved characters can convert to an involved Culture or Religion at a discount.Involved rulers can use the Border Raid casus belli in the Struggle region, damaging the target County and gaining Gold if they occupy it.Involved independent rulers can ask an involved ruler of higher rank to join a defensive war in exchange for vassalage.Involved rulers can offer to join the wars of other involved rulers, receiving a lump sum of Gold if the war is won and their contribution was at least 100.Involved characters need less Prestige to declare war in the Struggle region.Involved characters can Fabricate Claims in the Struggle region for Prestige instead of Gold.Involved characters can hire Mercenaries at a thirty-percent discount.The following effects are always in place during an Opportunity phase: It's also much easier to change your Culture or Religion, or to bring diverse characters to your court during this phase. Claims are easier to acquire and press, while both money and land can change hands rapidly. During the Opportunity phase, it's much easier for characters to take advantage of the Struggle for their personal gain.