In this video, we are looking at how to use the Sumi Gaeshi - also known as a Butterfly Hook - in order to maintain distance between you and your opponent. The beauty of this hook is that it's very easy to switch from defence through to offence and it's very useful for destabilising your opponent’s base. If you're interested the UFC 284: Makhachev vs. Volkanovski match shows Alexander Volkanovski use this hook and similar tactics in order to not get pinned.