Talk:Knuckles/@comment-98.20.34.78-20171102235842/@comment-91.114.249.110-20190331224113

I assume you're referring to the up attack, which is commonly known in all kinds of M(m)a as an uppercut. Either if you are really close, when your opponent has missed an attack, is jumping or rolling towards you or most preferably is standing up after being knocked down.