Astrotrain was by far one of the tallest Cybertronians to be alive at the moment, and he never expected another to max his height. It shocked the Decepticon quite a lot, actually.

Once he met you, his whole world view changed. The poor mech was absolutely flabbergasted the moment his eyes locked onto you.

As he watched you with wide, red eyes, he wondered if you were shocked too. Though he didn’t see surprise on your face, he was still extremely curious.