A thieving crew generally refers to an illegal organization of skaa in the skaa underworld. Most members of most crews feared betrayal to the Steel Ministry, as well as murder. Women were a rarity in the underworld, and were often raped or sold to whoremasters. In fact, they had to be tougher than men to survive in the underworld. The rarity of thieving women far exeeds that of Allomancers; Vin is the only female on Camon's thieving crew, and the only female thief known to fans.