Leg skill is not kicking. Leg skill is to use your leg to deal with your opponent's leg. It's not emphasized in the striking art. It's also not emphasized in some wrestling art (such as western wrestling). We have seen how to use arm to deal with opponent's arm. We don't see much how to use leg to deal with opponent's leg. Why leg skill is not emphasized in most of the MA system? Your thought? Example of leg skill - inner hook. Example of leg skill - sickle hook.