His brows lift in surprise. He knows that line delivery anywhere. This guy is from Earth. Maybe the son or grandson of a veteran or at least raised in a community where veterans were highly valued. He nods respectfully like all the soldiers from his generation do and leaves it there for now.

Steve has similar misgivings up the child on the other team. Given Peter's tone and the remorseful look his partner has at the mention of a teenager, it isn't hard to figure out who the parents are. If they feel their child can handle this, who is he to stop them? He nods to show he agrees with Tony's explanation on both counts.

"They both know the stakes. We're just as prepared to defend them as they are to use their power to fight for all of us." His gaze settles on Peter knowingly. He makes a point to ignore the way Gamora's eyes narrow in response. He's starting to get those couple vibes too. She'd probably cut him in half if she thought for one second he was a threat to this guy.

"You're from Earth, aren't you?"