Ka cika wannan jumlar: Ƙungiyar Wasannin Wasanni ta Duniya (FIS) ta amince da wasan tseren kankara a matsayin wasanni a shekara ta 1979 kuma ta gabatar da sababbin dokoki game da ba da takardar shaida ga 'yan wasa da kuma fasahar tsalle-tsalle a ƙoƙarin dakile abubuwa masu haɗari na gasar. An shirya gasar cin kofin duniya ta farko ta FIS Freestyle Skiing a shekarar 1980 kuma an gudanar da gasar cin kofin duniya ta farko ta FIS Freestyle Ski a shekarar 1986 a Tignes, Faransa. Freestyle skiing ya kasance wani taron nunawa a
Wasannin Olympics na hunturu a shekarar 1988 a Calgary. An kara wasan tsere na Mogul a matsayin gasar lambar yabo ta hukuma a wasannin Olympics na hunturu na 1992 a Albertville, kuma an kara wasan wasan aerial a wasannin Olympics na hunturu na 1994 a Lillehammer. A shekara ta 2011, kwamitin wasannin Olympic na kasa da kasa (IOC) ya amince da wasannin halfpipe da slopestyle freeskiing da za a kara wa wasannin Olympics na hunturu na 2014 a Sochi, Rasha.