Holy site

Kyiv

Kyiv, Kingdom of Ruthenia

Kyiv is a holy site in Crusader Kings III, in Kyiv, Kingdom of Ruthenia. The county's holder gets Knight Effectiveness +5%. While their faith holds it, followers get Monthly Piety +10%. 1 faith count it holy, among them Slovianska Pravda. Patch 1.20.0.3, from game/common/religion/holy_site_types/00_holy_site_types.txt.

The county's holder gets

Knight Effectiveness+5%

Followers get, while their faith holds it

Monthly Piety+10%

Per level of enshrined relics

These grow with the total rarity of the relics enshrined at the site (holy_site_total_artifact_rarity): the value below is per level.

Followers

Knight Effectiveness+2%
Monthly Piety+1%

The county

Building Construction Time-1%
Defender Holding Advantage+1

Source: game/common/religion/holy_site_types/00_holy_site_types.txt (key kiev), each faith's holy_site list, common/landed_titles and map_data, Crusader Kings III 1.20.0.3.