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,
Off side straight field. To the opposing bowler facing a right-hand batsman, it is the left side of the field. The left-handed batsman's off side is to the batsman's left and to the opposing bowler's right. In the diagram, fielding positions are shown for a right hand bowler approaching over-the-wicket to bowl to a right-handed batsman. Off side field positions in this diagram include the slips, gully, point, cover, mid-off, third man, and long off. Because of the typical line of attack of bowlers, the off side is usually more well-defended than the leg side, which in the diagram includes the fielding