[ He takes the 'sir' with a nod of acknowledgment, apparently content with it. ]

You're one of our veterans of the dream, then. Do you think it's given you a leg up here in Trench?

[ (He sees the prosthetic beneath the clothes, and doesn't mean it as an unkind joke. Maybe as the set-up for one, if Oscar wants to take it. Regardless, he adds:) ]

I've heard it said the dream was even more chaotic than this.