The top 10 Dallas Cowboy Killers
The Dallas Cowboys have been one of the more successful franchises in the NFL since their inception in 1960. In most of the all-time series between franchises, the Cowboys tend to be on the winning end. That said, there have been more than a few formidable opponents that have gotten the better of the Dallas Cowboys for brief periods in time. The 49ers, the Steelers, the Packers and some of…