Case Keenum has led the Vikings to the NFC Championship Game, but he might not even be back next season -- all three quarterbacks in Minnesota could hit the open market.
NFL Nation reporters assess the biggest looming free-agent decisions facing all 32 teams.
AFC EAST
Buffalo Bills
He was an afterthought in the August trade that sent receiver Sammy Watkins to the Rams, but the Bills acquired one of their best-performing defensive starters this season in the deal, along with a 2018 second-round pick. Gaines was the 13th-ranked cornerback in the league, according to Pro Football Focus, and if he isn't re-signed he will be one of the top options on the open market.