White Sox manager Tony La Ru sa was right: There were consequences to Yermin Mercedes' 3-0 count home run against the Twins on Monday.It's another of MLB's unwritten rules Julio Urias Jersey don't hit a home run on a 3-0 count while blowing out your opponent which Mercedes seemed not to care about breaking. And why would he? Well, Twins reliever Tyler Duffey answered that question in the teams' Tuesday meeting when he threw behind Mercedes' legs.The retaliatory pitch came in the seventh inning, with the White Sox up Clayton Kershaw Jersey 4-2. Prior to the pitch, he had shown no prior i sues on the mound. Duffey was ejected, as was manager Rocco Baldelli, who came out to argue with umpire Jim Reynolds:Hope the Sox score 60 on 'em White Sox Talk (@NBCSWhiteSox) MORE: That's a nice me sage to send to future generations of would-be baseball players: Rich Hill Jersey Play by these outdated unwritten rules or prepare to face the consequences most likely in the form of pitch flying at your head, body or legs.La Ru sa called Mercedes "cluele s" for his "big mistake" violating MLB's unwritten rule, but seemed to have no i sue with Duffey throwing at his player:"I don't have a problem with how the Twins handled it," Kirk Gibson Jersey he said after the game.Mercedes with his coach prior to Tuesday's game, pointing out that, again, this is just a game."I'm going to play like that. I'm Yermin," Mercedes Mike Piazza Jersey said. "I can't be another person because if I change it, everything is going to change. ... We're just having fun. It's baseball."