Left to Right: Sica, so-called Thracian sword, a type of very pointed dagger with a curved blade. The handle of this dagger is protected by a kind of cylindrical guard which surrounds it and which is part of the weapon. / The thrax, thraex or threx; the gladiator armed with Thacienee. / A Helmet with two holes for the movable nasal view guaranteeing the visor, with a rounded crest protruding forward and backward.