If you notice the still image shows a gloved left hand but the video shows the attacker with no glove on the right. So dudes loaded his glove. This is assault with a weapon.

https://www.breitbart.com/law-and-order/2020/10/18/antifa-knocks-out-black-mans-teeth-for-holding-free-speech-rally-while-calling-him-n-word/