"Terrible," Wrathion admits, then glances sideways at Anduin with a flash of self-consciousness. "I'm sure you have noticed I am... changed since we last spoke."

There, a neutral enough way to address things. His eyes no longer being their burning red is surely something instantly recognisable. Although he hates the... vulnerability of it, this is important. Anduin must know that Wrathion is hampered here. If he could, he'd simply rip them both from the place. He cannot.

"I find I am feeling the cold more than I used to."

A clue. Hopefully he can begin to put two and two together.