Mysterious Footworks of Kung Fu(1978)

Chan Wai Man plays the super-assassin with a penchant for overengineered weapons and causing grief and mayhem wherever he and his asssitants Crab & Shrimp find themsleves. A young kung fu fantaic is taught by a beggar and a grumpy old Shaolin monk so that he can beat the killers and restore peace to the region.