Modifier
artifact_city_holding_build_speed_add_1_modifier
no in-game name
The modifier artifact_city_holding_build_speed_add_1_modifier is a named modifier in Crusader Kings III; the game gives it no name. It gives City Buildings Construction Time -10%. No add_…_modifier command in common/, events/ or history/ adds it. Patch 1.20.1.2, from game/common/modifiers/00_artifact_modifiers.txt.
Effects
Where the game adds it
No add_…_modifier command in common/, events/ or history/ adds it.
Source: game/common/modifiers/00_artifact_modifiers.txt (line 1062), the English localisation (artifact_city_holding_build_speed_add_1_modifier, artifact_city_holding_build_speed_add_1_modifier_desc) and every add_…_modifier / remove_…_modifier in common/, events/ and history/, Crusader Kings III 1.20.1.2.