Robomaniac
Cool robots and vehicles from this Russian artist.
Davi
Plenty of creatures here, but it's a hogger at 33 pages.
Fallen Angel
Realistic, Michael Turner inspired art right here.
Rhynn
Great fantasy creatures in this thread.
Rezeroth
Another one of my favorite robot designers.
Robogabo
This gallery has 50 pages, but there's plenty to go around.
Prometheus|ANJ
Specializes in redesigning old videogames.
Raife
He does a lot of his stuff on old paper.
S-Man
I have no doubt that he will be one of the greater machine designers around.
Tarngerine

AsaB

Lilou

Angry Filipino
Plenty of nudity to go around here.
Lateman

InkR
This is the last link for now.