Thread:Megistos86/@comment-1706203-20200709222947/@comment-4641958-20200715194653

FirePsychic wrote:
 * Wind Gust: Don't remember this (guessing when he pushed Deku in the first fight) but I think this was Air Wall unless I'm mistaken.

I'm with you. I also think it is an Air Wall Quirk power, but according to the wiki info it is a separate Quirk.

https://bokunoheroacademia.fandom.com/wiki/Nine.

However in the movie it is suggested that Nine stole the Quirks of 4 heroes before stolen Mr.Shimano's Quirk.