In 1995, King Mabel quite literally broke The Undertaker's face. It meant that Mark Calaway had to miss ring time, during the desperate days when Vince McMahon really couldn't afford to lose superstars. As a result, a safety mask was created to protect Calaway's face, and he was rushed back to action as quickly possible. Here you can see the mask design process, with exact measurements being taken and features like the furrowed brow to make Taker look more badass.