Happens like that sometimes, not that people dont like it I think its becouse people look at it go wow then click onto the next.
I really liked the Idea, in fact I was thinking of doing a skeleton pirate but after doing my Grim reaper I wanted to do something different, pushing myself as you do!
I reckon a bit more work on the clothing, textures, etc this would make a great portfolio piece.
"No pressure, no diamonds" Thomas Carlyle