In him? In him. The word 'Cybertronian' gradually settles into his mind, and its a moment until he finally realizes what that word implies. As a child, he wasn't as well versed in alien species as he could be, but when it came to Alternia's public history of expansion, their conflicts with Cybertron were notable.

He growls, insect chittering coming from his throat. The knife stays aggressively in hand.

"Robot! Fuck you, robot! I've got you!" he hisses, both threatened and relieved to actually know what he's dealing with. The Cybertronian seems threatened and that's what's important. "Don't do things!"