Gladiators copies the Culture points of any card the opponent selects in the same turn, replacing it's own. These points will carry over, however, the ability will activate again when it is added to the field in subsequent rounds.
Gladiators were armed combatants who entertained audiences in the Roman Empire in violent confrontations with other gladiators, wild animals, and condemned criminals. Some were volunteers who risked their lives and their legal and social standing. Most were despised as slaves, schooled under harsh conditions, socially marginalized, and segregated even in death.