What are some weapons that the gladiators used?

Before gladiators fought a match they chose from a hat the set of weapons that they would use. There were 3 sets. The first set was a spear and a helmet . The second set was a net (that could be thrown to capture the other gladiator) and a trident. The last set was a sWord and a shield with a helmet. These are the weapon sets that they to chose from.