Those celts were the Galatians or Galatae, the three main tribes being the Tolistobogioi, the Tektosages and the Trokmoi. Their King should be Brennus. Not the same guy who sacked Rome but another. Brennus is actually a Title, not a name, which explaines this apparent coincidence.19. Celts (Representing the Celts that sacked Delphi and settled in Turkey)
Leader: ?
Traits: Religious and Agricultural