By the end of the 4th century, followers of Christ were no longer being fed to the lions for the entertainment of Roman citizens. But the games of death continued until the day one man jumped out of the crowd in a bold attempt to keep two gladiators from killing each other.

His name was Telemachus. As a desert monk, he had come to Rome for the holidays only to find himself unable to tolerate the bloodlust of this popular pastime. According to the 5th-century bishop and church historian Theodoret, Telemachus cried out for the violence to stop but was…