Al Davis picked an offensive lineman in the first round of the 1967 AFL draft with a specific matchup in mind: to neutralize the dominant defensive tackle of the Raiders' arch-rival Chiefs. Name these two players who clashed numerous times on the field over the next 8 years, one who went on to lead the NFL Players Association for 25 years until his death, and the other whose name is attached to the annual award for the best defensive player in the Football Championship Series division of college football.
Gene UPSHAW, Buck BUCHANAN