Holy site

Ilam

Ilam, Limbuwan, Kingdom of Himalaya

Ilam is a holy site in Crusader Kings III, in Ilam, Limbuwan, Kingdom of Himalaya. The county's holder gets Martial +1. While their faith holds it, followers get Advantage in Mountains +5. 4 faiths count it holy, among them Kiratism, Yumaism, Donyi-Poloism and Sedism. Patch 1.20.0.3, from game/common/religion/holy_site_types/00_holy_site_types.txt.

The county's holder gets

Martial+1

Followers get, while their faith holds it

Advantage in Mountains+5

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

Advantage in Mountains+1
Supply Duration+1%

The county

Development Growth in Mountains+1%
Hostile Raid Time+2%

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