Although similar in play to baseball, many new rules have been integrated into the game. These include: * The ball is attached to the field by an elastic tether, though powerful hits have been known to break it. A billboard just beyond the reach of the tether triggers an automatic win (a "grand slam blern") if the ball enters a small hole in the center of the sign (marked "hit it here to win the game!"). Occasionally, the ball has escaped Earth's atmosphere. * There is a mandatory steroid-injection rule for players. * If three balls go into a small hole in the center of the field, a pinball-style "Multiball" is initiated; dozens of balls are shot at high speeds into the field, causing frenetic action. If all the balls are hit by the batter, they get a "blern". * Relief pitche