The A's have been the team to beat in the American League West since the 2000 season, while the Angels have made some noise of their own with a World Series title in 2002 and a division crown last year.
Manager Mike Scioscia, who experienced the heat of the rivalry between the Dodgers and the Giants during his days as catcher for the Dodgers, acknowledges that that sort of history and bad blood between the A's and Angels is not there, but their recent bouts atop the AL West have made it interesting.