The knife game, pinfinger, nerve, bishop, knife fingies,five finger fillet (FFF), or "stab between the fingers game", is a game wherein, placing the palm of one's hand down on a table with fingers apart, using a knife (such as a pocket or pen knife), or other sharp object, one attempts to stab back and forth between one's fingers, moving the object back and forth, trying not to hit one's fingers. The game is intentionally dangerous, exposing players to the risk of injury and scarring, and, before antibiotics, an incision or penetration risked sepsis and death. A foldable blade carries the additional danger that, "as the faster you go, the more likely the blade will fold back in on itself trapping the finger of your stabbing hand." It may be played much more safely by using another object,