It involved seven players arranged as a "V" to protect the ball carrier. These types describe the initial landmark of the ball carrier. By this time, 35-year-old Centers' role as a receiver (along with ball carrier) had diminished. Fending is the action by the ball carrier of repelling a tackler using his arm. The ruse confused the Crimson players, and they scrambled to find the ball carrier. Thirty indicates who will be the ball carrier running with the ball. On running plays, the goal is to tackle the ball carrier. They apply only to players without the ball, not to the ball carrier. A safety is scored when the ball carrier is tackled in their own end zone. When a ball carrier simulates placing his knee on the ground. Dusautoir was considered as a strong ball carrier and possessed incredibly powerful and effective tackling. The ball carrier may only be tackled between the shoulders and knees. If the ball carrier is not brought to the ground a "maul" will usually form. Upon the snap of the ball, the quarterback becomes the "ball carrier".