A superman punch is a technique used in Sanda, Lethwei, Muay Thai, ITF-style Taekwondo, kickboxing, mixed martial arts fighting and professional wrestling. Wikipedia

Technique in Muay Thai, kickboxing, and mixed martial arts Wikidata

A technique used in Muay Thai, Sanshou, kickboxing, ITF-style taekwondo and mixed martial arts, which involves bringing the rear leg forward to feign a kick, then snapping the leg back while throwing a cross, resulting in greater power behind the punch. Wiktionary