Okay, I made some adjustments. The desaturation seems like the biggest and I probably should've known that already ;] I changed the hammer a bunch, too. The biggest thing I'm having trouble with right now (or maybe just the most noticeable) is lighting strange shapes like body parts. It's not totally clear to me why the changed lighting on the legs works, but I pretty much followed your edits as an example. Here's the current iteration:
