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Washington State quarterback Luke Falk (4) reaches back to throw a pass during the first quarter of the University of Arizona vs. Washington State college football game at Arizona Stadium in Tucson, Ariz., Saturday, Oct. 24, 2015. Washington State won 45-42. Mike Christy / Arizona Daily Star

 Mike Christy / Arizona Daily Star

The latest entry on this list is the Washington State coach and quarterback tandem. In 2015 and 2016 victories over Arizona, Falk, using Leach’s system, has passed for 982 yards with 11 touchdowns and no interceptions. Last year’s 69-7 victory over Arizona was the UA’s worst loss since 1949. Bad news: Leach and Falk are scheduled to play at Arizona Stadium on Oct. 28.

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