Well, He needs to post at least his concept, and a couple of progress shots.
Otherwise he could post any image, and say he made it!
Anyway, I hope this challenge isn't over! I was looking forward to seeing the Battle arena roar back to life.
"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!!"