A commonly used phrase, during game development worldwide, is monkey ( code monkey, art monkey, producer wan… monkey ).
Following on from this, it might help create more of an actual game development feel if these ( free ) icons were to be integrated into the new site, in addition to the existing ones ( see the 11 icons to the left when you are typing up a post ).
http://www.pixelmonkeys.com/index2.html
The “pissed off” one is a masterpiece, combining both the finest of pixelated 2D art talent, and suggestively getting the message across in a very succinct and precise manner, removing the requirement for a verbose post explaining the precise fellings of said author.