According to the Abbey's staff review, you can "meet the thieves, breakers, magsmen, dope users, prostitutes and murderers who comprised Sydneys shadowy underworld."
You're cracksmen, magsmen, mobsmen, the two of you; so you may as well both own up to it.
Another common name for this type of swindler or confidence trickster was magsman, originally the name for a man who ran a pitch-and-toss game, which was itself sometimes called magflying from the mags, halfpennies, which were used in it.
1.1A person who likes telling stories; a raconteur.
喜欢讲故事的人；善于讲故事的人
Origin
Early 19th century: from English dialect mag 'prattle' + man.