Cowboys and Chargers players weren't the only ones throwing hands at Monday night's game -- their fans were too ... getting in a wild brawl in a concourse.
Around a dozen people clad in Los Angeles and Dallas jerseys were seen trying to beat the hell out of each other while at SoFi Stadium for the much-anticipated "Monday Night Football" contest.
It's unclear why the fight started ... but check out videos from the scene, both women and men were involved in the skirmish -- throwing punches left and right.
It didn't all seem to be Dallas vs.