Gladiator Weapons he sica, or siccae, was a curved scimitar, a short, curved sword, with a blade about 16-18 inches long - the most common Dacian sword (The inhabitants of Dacia are generally considered as belonging to the Thracian nations). The sica was commonly used by a Thrax (Thracian) gladiator and the Dimachaerus.
Reason 1 they break easily
Bow, spear and arrows have only one shot before they break. The lances and spears would break easy because of heavy gladiator battles. (Reason Some people Think Gladiator is A gladiator was an armed combatant. who entertained audiences in the Roman Republic and Roman Empire in violent confrontations with other gladiators, wild animals,