The Eagles Chip Kelly has taken the NFL by storm, bringing many exciting nuances and concepts to the league. One of these concepts is the Buck Sweep. Kelly’s Eagles run the Buck Sweep while reading an unblocked defensive lineman, making it more of a Read Sweep. Traditional buck sweep involves pulling both guards with the play side Tackle and Center blocking down, as pictured below:
Credit: Smart Football’s “Does anyone still use Lombardi’s Packer’s Sweep”