He has a very well kept mustache, and I think the charm will be the other obvious tell.

[Chiron sighs heavily as things return to the gods and the immature actions thereof.]

They are somehow both divine and more human than most humans. One sample of gods meddling in the affairs of men not only resulted in a ten years long war, but ended up becoming one of the best known writings of my people. The Trojan War was an exercise in what happens when the gods are allowed to indulge every bias they have, fight among themselves, and take like and dislike to certain humans.