Gladiators (Latin: gladiatōrēs, "swordsmen" or "one who uses a sword," from gladius, "sword") were professional fighters in ancient Rome, who fought against each other,wild animals , and sentenced criminals, sometimes to the death, for the entertainment of the public. These fights took place in arenas in many cities from the Roman Republic period through the Roman Empire.
There were different types of gladiators in the world, such as Thracians, Mirmillones, Retiarii, and the Secutores.The gladiators were the footballers of their time.You would have been very famous and rich.
The Emperor would have the final say about who would live and who would die. He would put his thumbs up to die or thumbs down to live.