Base game achievement

Keeping it in the Family

Have a Child with the Inbred Trait. May not be available for characters created in the Ruler Designer.

Conditions as the game checks them

Possible decides whether the achievement can still be earned in a run; happened is the check that unlocks it (common/achievements/_achievements.info).

Unlocks when (happened) (6 lines of game script)

custom_description = {
	text = keeping_it_in_the_family_achievement_trigger
	any_child = {
		has_trait = inbred
	}
}

As written in game/common/achievements/standard_achievements.txt.

Still possible while (possible) (3 lines of game script)

NOT = {
	has_character_flag = rd_character_blocked_keeping_it_in_the_family_achievement_flag
}

As written in game/common/achievements/standard_achievements.txt.

Source: game/common/achievements/standard_achievements.txt, game/common/achievement_groups.txt and the English localisation, Crusader Kings III 1.20.0.3. Unlock share: Steam Web API, 2026-10-02.