The Skull is synonymous with justice and vengeance. The American Flag represents freedom and patriotism. Together, they speak volumes and make your gear look amazing at the same time. The image of the Skull is received differently from place to place. While some countries feel it brings bad luck and destruction, others view the Skull with humility and reverence. Not all cultures fear death as some believe the end is the beginning of the new.
In popular story telling, character designs that feature the Skull are used for both heroes and villains alike. Without explanation, it can help set a tone of seriousness and urgency. Likewise, people who wear skull designs on their apparel and accessories do so to establish identity and sometimes, their attitude. Without being outright menacing, the Skull can tell the world "don't mess with me".
The Skull is a simple but powerful image that calls to mind many different concepts. While death is often the first association, others include punishment, vengeance, justice, and power. Mortality is the common denominator that levels the playing field, regardless of place or birth or social class. It breaks all language barriers and evokes strong emotions almost instantaneously.