Pendulum Swing: Solo drill & 2 ways to use it in live training. The pendulum swing is a technique used to create momentum with our legs. There are many scenarios in training this becomes useful. Practice the solo drill to build the coordination and core strength to be able to hit this movement efficiently. Once you’re able to rep sets of 10 no problem, here are 2 partner drills you can practice that apply to live training: 1) Darce Transition: When an opponent is defending the initial darce atta