Top 5 NFL teams with improved position groups Arizona Cardinals - Defensive front The side brought in Josh Sweat for a four-year, $76.4 million contract.

Thanks to that aggressive trade, the Raiders QB room has landed a spot on the league's top five most-improved position groups, per Brent Sobleski at Bleacher Report.

Sobleski is also a huge fan of Hampton and says the running back group in Los Angeles is one of the league's top five improved position groups.

Thanks to that aggressive trade, the Raiders QB room has landed a spot on the league's top five most-improved position groups, per Brent Sobleski at Bleacher Report.