Modifier
essen_crown_modifier
no in-game name
The modifier essen_crown_modifier is a named modifier in Crusader Kings III; the game gives it no name. It gives Child Opinion +10, Prestige +0.2/month, Renown +0.06/month. No add_…_modifier command in common/, events/ or history/ adds it. Patch 1.20.1.2, from game/common/modifiers/00_historical_artifact_modifiers.txt.
Source: game/common/modifiers/00_historical_artifact_modifiers.txt (line 339), the English localisation (essen_crown_modifier, essen_crown_modifier_desc) and every add_…_modifier / remove_…_modifier in common/, events/ and history/, Crusader Kings III 1.20.1.2.