what anime or game or whatever is this guy from

[lambchowder]

http://fi.somethingawful.com/images/title-twisty.png

[Anime Forum]

http://fi.somethingawful.com/images/title-twisty.png

Probably not her, but it does look like a deformed version of a Rozen Maiden character.

[Major.Tom]

Only thing I found is that somebody on some forum has it for his avatar.