Gaetulian: Heavy throwing darts.
Hoplomachus: Thrusting Spear and Gladius
Laquearius:: Lasso in right hand, may have a trident tied to left wrist.
Provocator:Spear and gladius
Pugiles: Armoured boxing gloves.
Secutor: Gladius in right hand.
Tatierius: Net inright hand, trident in left. It may not be thrown.
Thrcian: Sica in right hand (Curved sword 40 to 45cms in length)
Velite: Javelin in right hand tied to the wrist. Can not be thrown.
The following link has something to say on popular gladiatorial myths and the possible rates and causes of death. One argument presented here is that the death rate was caused more by injury and infections, with euthanasia being a hammer blow to the head.
Suetonius, in the Twelve Caesars, recorded that after receiving the salutation, used as the title, at the start of a mock naval battle on Lake Fucinus that Claudius retorted back "Aut non!" (Or not!). I read somewhere that the combatants took this as a sign that they would not have to fight. Oars were stowed on the galleys and it took a threat of force to get the games to begin.
Note The Army Show was originally a CBC radio show developed in Dec 1942, featuring Wayne and Shuster. The show later toured overseas to perform for the troops.