sentences:  In late Roman sets the figures, usually four, represented the Tychai of Rome, Constantinople, Alexandria, and either Antioch (more usual, as in the Esquiline Treasure of about 380 AD) or Trier, as in the Calendar of 354.The Tychai may be seen wearing a mural crown (a crown like the walls of the city).The Tyche of Rome was represented in military costume.