Very good. Your mesh is holding up very well. You could try some basic renders, just to see what it looks like with a paint shader on there. Might help to weed out any bad areas.
Nice work.
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"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?"
"Yes."
[long pause] "Friend!!"