脚本效果
lock_heir_selection_effect
Remove variable:
unlocked_heir_selection_$type$完整脚本
调用它的脚本会填入这些值，各调用处见“关联”。
$type$
custom_description = {
text = lock_heir_selection_effect
value = heir_selection:$type$
remove_variable = unlocked_heir_selection_$type$
}