"αυτό δεν θα είναι απαραίτητο," ("That won't be necessary,") he sighs. "My English is fine. Greek schools teach it too. Anyhow. Welcome. Please eat. The ribs are excellent this time of year. Stillwater, I parsed? Yeah, excuse the means of the invitation. I had to do it that way. I shall explain when all our guests are here. Oh, and please stop trying to read my magic. It will just confuse you."

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You definitely saw the faint aura about the jackalope head, and could figure out that it was mostly a communication effect as described before. It would have no effect on a mundane. Looking at Loukas, you can see a swirling mist behind his eyes, dancing across the surface of his brain, looking like many things and nothing all at once.