19.05.2009, 11:29
I made one a little while back, it's available at M4T (the first thread is the WIP, scroll down for better pictures). hopefully that's what you're looking for A lot of research went into that skin, especially the blotches, so I think it's at least fairly accurate.
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viewtopic.php?t=12634
viewtopic.php?t=12284
viewtopic.php?t=12634