
Effect · every source
How to increase Personal scheme success chance in CK3
11 sources raise Personal scheme success chance and 0 lower it in the game files of patch 1.20.0.3.
owned_personal_scheme_success_chance_addThe biggest boosts
+25%Leisure PalacesBuilding · Holder
+25%Pleasure DomeBuilding · Holder- +15%Lofty AmbitionsDynasty legacy · Brilliance legacy · Members of the dynasty
What raises Personal scheme success chance (11)
Traits (3)

Erudite+10%
erudite· game/common/traits/00_traits.txt
Poet+10%
Culture with Chanson de Geste or Refined Poetry or Northern Stories or Enlightened Magnates or Ephemeral Grace
lifestyle_poet· game/common/traits/00_traits.txt
Violet Poet+10%
Culture with Chanson de Geste or Refined Poetry or Northern Stories or Enlightened Magnates or Ephemeral Grace
violet_poet· game/common/traits/00_traits.txt
Cultural traditions (3)

Charismatic+10%
Characters of this culture
tradition_welcoming· game/common/culture/traditions/00_societal_traditions.txt
Jirga+10%
Characters of this culture
tradition_fp3_jirga· game/common/culture/traditions/03_fp3_traditions.txt
Characters of this culture
tradition_esteemed_hospitality· game/common/culture/traditions/00_realm_traditions.txt
Holy sites (2)
Buildings (2)

Leisure Palaces+25%
Holder
Levels 1–3: +5% to +25% (3 levels give it)
leisure-palace· game/common/buildings/00_duchy_capital_buildings.txt
Dynasty legacies (1)
Lofty Ambitions+15%
Brilliance legacy · Members of the dynasty
fp3_khvarenah_legacy_2· game/common/dynasty_perks/03_fp3_dynasty_perks.txt
Source: game/common/buildings/00_duchy_capital_buildings.txt, game/common/buildings/00_special_buildings.txt, game/common/culture/traditions/00_realm_traditions.txt, game/common/culture/traditions/00_societal_traditions.txt, game/common/culture/traditions/03_fp3_traditions.txt, game/common/dynasty_perks/03_fp3_dynasty_perks.txt, game/common/religion/faith_types/00_faith_types.txt, game/common/traits/00_traits.txt and the English localisation, Crusader Kings III 1.20.0.3. Building chains are shown once, at their strongest level, with the range over their levels. Effects that come only from events or scale with a script value are not listed.