there are a few really good re-renders of some of the guys above already out there. I hunt for alts using the google image search "insert worker name here" site:greydogsoftware.com. Here's a few I've been using.
http://img.photobucket.com/albums/v44/Kryptonite/Steel%20City%20Wrestling/AmericanElemental2.jpghttp://i559.photobucket.com/albums/ss39/Kamchatka863/AcidII_kam_alt.jpghttp://i745.photobucket.com/albums/xx100/aja_nyc/TEW%20People/CV308F.jpg