Thor spins around to face Tony, his shoulders squared as if to form a barrier between Tony and whatever might exist behind him.

"It isn't the glass that is dangerous."

From behind Thor stands another man in the mirror, his hair long and both eyes blue. He wears a ceremonial armor, gleaming a shiny gold. He looks at them with narrowed eyes, incredulous, as if he can't believe what he's seeing before him. He lets out a soundless laugh.