Leg theory MCC subsequently revised the Laws of Cricket to prevent the use of "fast leg theory" tactics in future, also limiting the traditional tactic. Leg theory Leg theory is a bowling tactic in the sport of cricket. The term "leg theory" is somewhat archaic and seldom used any longer, but the basic tactic remains a play in modern cricket. Simply put, leg theory involves concentrating the bowling attack at or near the line of leg stump. This may or may not be accompanied by a concentration of fielders on the leg side. The line of attack aims to cramp the batsman,
Leg cutter only at higher speed. This changes the axis of spin to make it more like a leg break, which makes the ball deviate to the left when it bounces on the pitch. From a right-handed batsman's point of view, this deviation is to the right, or from the leg side towards the off side. This deviation is known as "cut", and the delivery is called a "leg cutter" because it moves "away" from the leg side. What differentiates a genuine leg cutter from a seam-up delivery that simply moves away off the seam is that it is deliberately bowled. Leg