After looking at the concept art, i don't think that is an Emblem in its dress. It looks more to me like trimming, like on the rest of it's dress.
That might just be me, but i thought i should mention it.
"Your weapons are no match for ours! People of Mars, surrender!"
"Um, this isn't Mars. This is Earth."
"Earth? Earth-with-nuclear-weapons Earth?"
[long pause] "Friend!!"