Originally Posted by Syn (Mercenary)
I saw it 3 times and Ratchet keeps coming to mind so I'm going with my gut that its Ratchet. I don't remember Ironhide saying anything during that scene.
Seen it 3 times too.
Check out these audio clips:
You can hear a clear voice difference between Ratchet who says "I sense The Decepticons are getting ready to moberlize"....
and Ironhide who asks "Why are we fighting to save the humans? They're are a primitive, violent race"