Sword Technique: Reverse Swallow

Throughout the entirety of the fight the user wields their katana in a reverse grip; that much is essential. With their katana held as such, they shift back and forth between their position, and their opponent's, slashing wildly. However, with each slash they switch hands; all the while keeping the katana in a reverse grip. During this cycle, the user can augment physical blows with their affinity. For example, channeling ice along the tip of the blade to sharpen the edge, or channel raiton or fuuton chakra to edge of the blade