Assuming you're not a glowie, it would empower them. The media has tried spinning this however they can to benefit antifa and will continue to do so. Facts aren't important, the narrative is. They'd feel vindicated. You'd be the woman-beating lunatic assualting innocent idealistic youth; the molotovs just happened to be in their hands. You'd also give them direction. Right now, they're just loitering around friendly cities trying to see how far they can push it; basically delinquents from an 80's movie with dumb politics and worse hygiene.
If you want to bring them down, archive videos and arrest warrants. Download it, make it into an excel sheet, send it to their employer and parents, etc. The radicals in the 60s and 70s got away with it because they could blend back in to society. We have the internet now, though. If we can digitally brand them as "No. 37 fat pink haired girl smashing windows" or "No. 67 soiboy screaming at cops", it will do much more long-term damage than knocking out some teeth. They feel invincible thanks to anonymity. It why Andy Ngo documenting them is so terrifying, and why Moldylocks has had to basically delete her online presence.