Modifier

Very Hard

very_hard_difficulty_player

Very Hard (modifier ID very_hard_difficulty_player) is a named modifier in Crusader Kings III. It gives Hostile scheme success chance max -50%, Knight Effectiveness -50%, Mercenary Hire Cost +150%. 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

Hostile scheme success chance max-50%
Knight Effectiveness-50%
Mercenary Hire Cost+150%

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 372), the English localisation (very_hard_difficulty_player, very_hard_difficulty_player_desc) and every add_…_modifier / remove_…_modifier in common/, events/ and history/, Crusader Kings III 1.20.1.2.