Modifier
Faithful
piety_level_2
effects hidden in the game's tooltip
Faithful is the second Level of Devotion. The next level is devoted servant. Effects:
Faithful (modifier ID piety_level_2) is a named modifier in Crusader Kings III. No add_…_modifier command in common/, events/ or history/ adds it. Patch 1.20.1.2, from game/common/modifiers/00_basic_modifiers.txt.
Effects
No modifier lines of its own. The script checks for it 0 times (has_…_modifier).
Where the game adds it
No add_…_modifier command in common/, events/ or history/ adds it.
Source: game/common/modifiers/00_basic_modifiers.txt (line 151), the English localisation (piety_level_2, piety_level_2_desc) and every add_…_modifier / remove_…_modifier in common/, events/ and history/, Crusader Kings III 1.20.1.2.