He blinks, smiling a beat late with an affable sort of laugh, short lived as it is. An unfamiliar face, but most every face on this platform has been. At least this one comes paired with features that feel familiar, compared to the riot of colours and assortments of shapes likewise milling about.

Not that he's paid overmuch attention yet. The train does have its driving allure.

"Aside from something that runs hot, what, exactly, is an engine?" He pointedly lets his hand linger, because the concept of metal biting seems absurd when a single firm surface ran under his hand, nothing particularly lingering that he can sense. Then again, most everything is a confusion at present, solidifying only slowly as people speak with something other than the same air of confusion he has.