In this video, we explore an entry into leg attacks from the butterfly half guard position. We'll look at how to roll underneath an opponent who is coming forward, using the butterfly hook to set up various leg attack positions. Important considerations for IBJJF rules are highlighted, noting the risk of disqualification for reaping. The technique involves transitioning from a pseudo dog fight position and maintaining control to prevent the opponent from turning in. This method provides a strategic approach for effective sweeps and leg attacks.