sentences:  The directional buttons can be used to get extra angle or direction; for instance, the downwards directional button makes the ball go short, and is useful for hitting angled cross-court shots.Serving is also performed via correct timing- each character has a unique serving motion, and the shot button must be pressed at the correct moment in order for the ball to go into the court.The moment that the shot button must be pressed varies depending on what kind of serve is being hit, and at what pace the serve is being hit at (pressing the upwards button makes the serve more powerful, whereas pressing the downwards button makes it travel more slowly).