Only the Fool, the Moon, the Sun, the Lovers, the Magician, the Hermit, and the Devil. But I was told by another that the Magician mentioned four dead trumps, The Heirophant, the Wheel of Fortune, Temperance, and the Star.

That is seven met, and four dead... a total of eleven. We have only met half the deck, but there are far more than fifty-five Travelers here.