I would assume that the Bar Raiser can say 'No' when the HM says 'yes', but not vice versa. So the HM would choose their own team. But it would be true that the

I would assume that the Bar Raiser can say 'No' when the HM says 'yes', but not vice versa. So the HM would choose their own team. But it would be true that the Bar Raiser can't be held to account, since you will rarely if ever find out that they made a bad call.