Or to put it another way, if the enforcement of a law cause an action contrary to the USA Constitution then just as before a judge should block that action; pre

Or to put it another way, if the enforcement of a law cause an action contrary to the USA Constitution then just as before a judge should block that action; previously - presumably - when applying this law it was being done constitutionally. A judge aiding unidentified assailants (not bearing any insignia of office and hiding their identity) attempting to abduct a person and send them to a death camp would be supremely objectionable in any democracy.