What did a gladiator?

Answer 1

It is not clear what exactly you want to know because your question does not specify anything.

The gladiators were professional fighters who fought at the gladiatorial combats of the gladiatorial games in the amphitheatres (arenas). The most famous arena is the Colosseum in Rome, whose real name was Flavian Amphitheatre. Most of them were slaves. Most belonged to the gladiator trainers and some of them were bought by rich men because owning a gladiator was prestigious. They lived and trained at the gladiatorial schools.