Impressive. You are more stubborn than the vermin crawling through the pits you call cities.

[He continues to walk forward. How unfortunate that he came onboard missing his Rail Gun so he could really test the strength of that shield. As it is, he has to make do with one of the lifting vehicles used to move the heavy boxes of cargo around.]

[Hoisting it up in one hand, he chucks the several-ton machine right at this human's face, none too concerned with the mayhem it may cause if it missed.]

Perhaps if there were more of you, Earth may have lasted a few days longer.