Really nice. Like it.
Two suggestions...
I lowered the zoffset from your 470...
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(http://i.imgur.com/afZWTTL.png)
...to 450, so that the players are more centered on the ground.
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(http://i.imgur.com/1tnAgt2.png)
Since the only visible lightsource is the moon (and you can see a tad bit stage shadow at some parts on the upper fence), I changed direction of the shadows to yscale = .2.
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(http://i.imgur.com/wrUcy5U.png)