The Spoctocus can neck pinch eight people simultaneously and squeeze itself through the narrowest of Jeffries tubes with ease. This tattoo has been attributed to artist Daniel Limon of Tuscon.
Link via blastr
UPDATE 3/31/11: In the comments, truth points out that deviantART user stablercake may be the original designer of the Spoctocus. Thanks, truth!
http://stablercake.deviantart.com/art/Spocktopus-189579358