That does make a modicum of sense, for the whole 'proof of chaos' angle. Still, his eyes narrow.

"You decided that was the only way?"

On his own? Without talking it out?

Well, isn't this a turn around? It is, briefly, satisfying to not be the one responsible for the problem for once. Still, the satisfaction fades in favour of taking a half-step closer.

"May I?"

He reaches out, hovers a hand between them. There's no further explanation, but if Anduin consents he will feel Wrathion reach out to his mind. Gently explore it for signs of... influence. He may not be able to read his thoughts, but he can at least sense his emotional state -- and anything... unnatural in that.