Prompt: ( Full body ) character illustration 
of  a ( ( [ gloomy | ominous |  threatening ] ) [ biomechanical | clockwork ]  scuba diver )
with rusty  [ damaged | scratched |  chipped | cracked ]  hull  full  of patches and bullet holes
( while [ standing |  posing ] on top of a pedestal 
in the middle [ of an empty photobooth | of composition framing ] )
, Geometrical ( Alphonse Mucha's  )  concept [ character  design | costume design | art | illustration ] 
in  low-tech [ sci-fi  fantasy | medieval futurism ] CCDSF artstyle 
by [ Greg Staples | Boris Vallejo | Greg And Tim Hildebrandt ]
and by [ Donato Giancola | Terese Nielsen ]
, ( clear and readable tangents )
full of negative space 
, exquisite 3D ( solid drawing ) volumetry
enhancing  perspective ( depth )
Negative prompt: dangerdonkey
, dangermouse
,  negativeembed 
, Flat shaded  vector graphics design
with hard lighting
( lacking perspective depth )
and shapes volumetry 
, ( [ messy | bad ] tangents  )
lacking negative space 
full of [ occluded |  cropped | hidden ] [ joints | shapes ] 
out of [ composition | framing |  cropping ] 
, poorly drawn [ sketch | rough ]
with [ black and white | desaturated | washed-out ] [ monochromatic | analog | bad ] color scheme
and ( low color [ range | depth ] 
( shaded with [ crosshatching | hatching | dithering ] ) )
, bad asymmetrical disproportionate anatomy