Alex Rodriguez finally hit his 600th home run, a two-run blast off Shaun Marcum of the Toronto Blue Jays. Fortunately for Marcum, that was only the second home run Rodriguez has hit off him. He's victimized 18 other pitchers for at least five or more career home runs. Taken together, he's hit 106 home runs off these pitchers -- almost 18 percent of his career total. Can you name them all? Take our quiz!