Tony paused for a few moments longer, and from his expression it was obvious he was going over whatever new information he'd conceived. He'd almost managed to successfully tune out Rogers and Barnes, but the confused looks were burning holes into his skull. Damn it.

"You said," Tony replied sharply, eyes passing over Rogers to stick on Bucky. "You remember them removing parts of your arm."

... Now that he thought about it, it was kind of annoying that Barnes hadn't put it together before Tony. He wanted to ask if the guy always had rocks for brains or if that was HYDRA, but Barnes wouldn't remember, and Rogers would never say yes even if it was true.

"Metal doesn't hurt."