Yep it's clear that despite not being fully shown yet Galvatron went all Smaug if you get what I mean.
"Revenge? The Thirteen Primes are dead, and who among their kin dare to seek revenge? I kill where I wish, and none dare resist. I laid low the Primal Vanguard of old and their like is not in the world today. Then I was but young and tender. Now I am old and strong, strong, strong. My armour is like Skyboom Shields, my teeth are like Star Sabers, my claws Falcon Spears, the shock of my tail a Thunderclash, and my breath death!"
“I have always understood,” said Rodimus in a frightened squeak, “that dragons were softer underneath, especially in the region of the—er—chest armor; but doubtless one so fortified has thought of that.”