The NFL offseason is the ultimate equalizer for teams. It is an opportunity for under-performing teams to bridge the gap with Super Bowl contenders. The talent acquisition portion of the offseason is e sentially complete -- although players like and remain unsigned -- so it is feasible to speculate on which teams were the most productive over the past three months.CBS Sports breaks down the 10 best offseasons:1.The Buccaneers brought back defensive end, defensive tackleand outside linebacker Shaq Barrett. Those three played an integral role in a defense that exceeded expectations in 2019. Tampa Bay then added a few characters that had built their reputations elsewhere: quarterbackand tight end.The a sembly of the roster continued through the draft. Iowa offensive tacklefell to them in the teens. Running backsandwill bring a new look to the offense. Wide receiverwas a consistent producer for the Gophers. Safety Antoine Winfield Jr. plays a similar style to his father, who played 14 seasons with theand. Tampa Bay has not won their division since 2007 but they should challenge New Orleans this year.2.Arizona swindled Houston into taking running back contract and were able to get wide receiver in return. They retained offensive tackle D.J. LeBron James Jersey Humphries, running back and wide receiver before signing outside linebackers and .Roster improvement continued through the 2020 NFL Draft. Clemson linebacker was selected No. 8 overall. Running back and offensive tackle could develop into starters as well. The Cardinals showed a lot of growth last season but they are poised to take another step forward within the NFC West.3.Safety was released and offensive guard retired. An inauspicious start to the offseason would eventually turn in their favor. Baltimore franchise-tagged outside linebacker and acquired defensive end in a trade with the . Backup tight end was sent to Atlanta for the pick used to select Ohio State running back J.K. Dobbins.The Ravens added functional depth before completing what was widely-regarded as one of the best draft cla ses in the NFL. The crown jewel was LSU inside linebacker , who will give the AFC North franchise speed and physicality at the heart of the unit. Wide receiver , inside linebacker , defensive tackle and the aforementioned Dobbins all have starting traits. Baltimore and quarterback Lamar Jackson have fallen in the opening round of the playoffs each of the past two years. The roster is nearly flawle s and the only opponent standing in their path is themselves.4.General manager John Lynch was faced with some complicated decisions this offseason. The team backed up the BRINKS trucks for defensive endand safety. Those moves made them realize that defensive tacklewas a luxury so they shipped him to Indianapolis in exchange for a first-round pick. They made a series of budget signings to sustain a Super Bowl caliber roster.San Francisco used their two first-round selections to fill a few large needs: South Carolina defensive tackleand wide receiver. With the knowledge thatwould soon file for retirement, the 49ers made a swift move to replace him with. Will this offseason's moves be enough to get Kyle Shanahan's team over the hump?5.Cleveland spent a lot of money on right tackle and tight end . Some analysts will take i sue with their strategy to spend money on le s-appreciated positions. However, it shows that they have an identity. The Browns are going to set up the pa s through the run game. The fullback position was reintroduced in the form of a trade for .By the time the draft arrived, general manager Andrew Berry had filled every role minus left tackle and could focus on adding the best talent with each selection. Alabama offensive tackle Jedrick Wills was taken No. 10 overall. LSU safety Grant Delpit was added to the secondary on Day 2. Cleveland was able to accomplish their objectives at every turn. The team is in a position to end their playoff drought dating back to 2002.Cincinnati would have been the third AFC North franchise on this list had it not been for strategical differences. They had a great draft and signed a few big free agents. However, they should have continued their rebuild with draft selections acquired in trades of veterans. They could have added draft capital if they had parted with , and others.6.General manager Joe Douglas values offensive line play, which is why I remained stubborn in my projections of an offensive tackle at No. 11 overall. Louisville'swas inevitably taken with that choice. New York set forth to execute a plan similar to the one orchestrated by Buffalo a year earlier; build the offensive line. The plan led to the signings of offensive tackle, offensive guard, offensive guardand center. The Jets suddenly built depth to protect their most prized a set --.They were unable to fill needs at cornerback and along the edge, but Rome was not built in a day. Dougla s did make some quality selections with Florida running back La'Mical Perine, Florida edge rusher, California safety, Charlotte offensive linemanand Baylor wide receiver. Virginia cornerbackselection in the fifth round was one of the best values in 2020.7.General manager Mike Mayock and head coach Jon Gruden have done a great job of building that roster. As a whole, the team exceeded expectations last season but were no more than pretenders when it mattered most. They arrived on the scene sooner than expected but are now building something sustainable. The linebacker unit had been a huge area of weakne s but they turned it into a strength by signing and . Defensive tackle was an underrated signing. gives them another viable option to start and should minimally apply pre sure to .Las Vegas' strategy -- along with Denver's -- on offense is abundantly clear. It will be difficult slowing down so they needed a comparable output. After the failed trade for in 2019, the Raiders added speed and ability through the draft: Alabama's , South Carolina's and Kentucky's Jr. On defense, the third round felt too early for the selection of Clemson outside but the talent is undeniable. Cornerback is a gritty player that should buy into the culture. The Raiders have had just one winning season since 2002.8.has returned for likely one final season.is gone butwas signed as his replacement. Safety, cornerbackand offensive guardalso received large contracts from the NFC South franchise. New Orleans did not make many changes but those that did occur were significant. It feels as though New Orleans knows that the Brees era is coming to an end and they were looking to stack the deck one last time.The signing ofgives New Orleans the first reliable second option since. Pro Bowl offensive guardwas released but the team had a plan to become younger and cheaper. With the No. 24 overall selection, Michigan center Cesar Ruiz was selected. Outside linebackerand tight end Adam Trautman were taken to give them two developmental starters.9.The Chargers won the exchange of offensive tackle for offensive guard . In fact, most of the leg work was done before the 2020 NFL Draft. The retention of running back and tight end was key. General manager Tom Telesco built one of the most intriguing defenses by adding veterans Jr. and as well as rookie linebacker . Running back , wide receiver K.J. Hill and wide receiver were all value choices. The real prize could be Oregon quarterback . If Herbert is able to develop into a franchise quarterback, then it will be appreciated as one of the best in franchise history.Offensive tackle was a critical signing for the offensive line. There are still concerns about quarterback and left play in 2020, however.10. The final spot e sentially came down to the and Colts. Indianapolis received a boost early with the return of left tackle , who strongly considered retirement. They added a veteran quarterback, , with familiarity of Frank Reich's system, and traded for Pro Bowl defensive tackle DeForest Buckner. General manager Chris Ballard drastically upgraded some areas of weakne s. If can show some semblance of his All-Pro talent, the defense will take a ma sive step forward.The work continued through the 2020 NFL Draft. The team did well to surround Rivers with talent. Wisconsin running back and USC wide receiver Jr. were great additions in Round 2. Ball State offensive guard , Utah safety and Washington quarterback are all potential future starters. James Worthy Jersey