Place this clip at the climax of a fight sequence, after a Classic Punch Sound Effect sets up the exchange and just before a Vine Boom Sound Effect marks the loser hitting the floor. Keep it as the final impact in the sequence, so the defeat reads as sudden and complete.
About this sound
This five-second effect is a single exaggerated knockout punch built from a sharp thud, a deep bone-like crack and a heavy final thump. It sounds far bigger than a real hit, giving the blow a brutal, comic finality that lands instantly. It works best when a character is flattened in one move, turning a sudden defeat into a moment that feels both shocking and funny.