The card Michael pulls from the hat during his failed trick is the three of clubs. This is the default card of choice for magicians Penn & Teller who chose it as being the most boring card in a deck.
The phrase "Are we not men?" is from the novel "The Island of Doctor Moreau" (1896) by H. G. Wells. It is part of the litany of the Law, spoken by the Speaker of the Law to the Beast Folk, creatures surgically force-evolved by the mad doctor.
Seventeen police cars raid the robbers' hideout.