Catching up with players who were key contributors for the Patriots in 2011 and/or spent time with the team in 2012 training camp and are now with other teams:
Defensive end Mark Anderson (Bills)
Week 12: Inactive
Week 11: Inactive
Week 10: Inactive
Week 9: Inactive
Week 8: Bye
Week 7: Inactive
Week 6: Out indefinitely with a knee injury that requires surgery.
Week 5: Plays 67 percent of defensive snaps and is credited with 3 tackles in 45-3 road loss at 49ers.
Week 4: Is on the field for 60 snaps, totals 2 tackles, but doesn't get close to Tom Brady in 52-28 loss to Patriots.
Week 3: Picks up his first sack as a Bill and adds two tackles in a 24-14 road win over the Browns.
Week 2: Totals 3 tackles (1 for loss), 1 quarterback hit and 1 pass defended in 35-17 home win over Chiefs.
Week 1: Starts at right end, plays 50 percent of the defensive snaps and doesn't show up on the stat sheet in road loss to Jets.
Defensive end Andre Carter (Raiders)
Week 12: Registers one tackle in 23 defensive snaps as Raiders get crunched by host Bengals, 34-10.
Week 11: In 25 defensive snaps, registers one tackle in a 38-17 home loss to the Saints.
Week 10: Plays 30 of 75 offensive snaps in 55-20 road loss to the Ravens; has 3 tackles and 1 QB hit.
Week 9: Registers a sack and forced fumble, totaling 2 tackles in a 42-32 home loss to Buccaneers; plays 25 of 81 defensive snaps.
Week 8: Plays 20 of 62 snaps in 26-16 road win over Chiefs; doesn't register on stat sheet.
Week 7: Plays 16 of 63 snaps and is credited with an assisted tackle in 26-23 overtime home win over Jaguars.
Week 6: Wearing No. 97, he plays 24 snaps on defense and is credited with 1 assisted tackle in 23-20 road loss to Falcons.
Week 5: Bye; he is expected to play in Week 6 at Atlanta.
Week 4: Signed to active roster Sept. 26, but inactive in Sept. 30 road loss at Denver.
Wide receiver Jabar Gaffney (Dolphins)
Week 12: Suspended by the NFL for 2 games.
Week 11: Inactive in 19-14 road loss to the Bills; released on Nov. 20
Week 10: One catch for 11 yards in a 37-7 home loss to the Titans; plays 51 of 60 possible snaps.
Week 9: Two catches for 27 yards in 23-20 road loss to Colts; plays 27 of 63 snaps as a No. 3 receiver.
Week 8: Wearing No. 10 and making his Dolphins debut, has 1 catch for 30 yards in 30-9 road win over Jets; plays 11 of 61 snaps.
Week 7: Bye
Week 6: Inactive in a 17-14 home win over the Rams.
Week 5: Signed to active roster Oct. 2, but inactive in 17-13 road win against Bengals.
Running back BenJarvus Green-Ellis (Bengals)
Week 12: Puts together his best game as a Bengal with 129 yards on 19 carries and 1 TD -- along with 1 catch for 9 yards -- in 34-10 win over visiting Raiders.
Week 11: Totals 101 yards on 25 carries and 1 touchdown in a 28-6 road win over the Chiefs.
Week 10: Amasses 50 yards on 15 carries in a 31-13 home win over the Giants.
Week 9: Totals 56 yards on 17 carries (3.3 avg.) and 1 touchdown in 31-23 home loss to the Broncos.
Week 8: Bye
Week 7: Totals 69 yards on 18 carries (3.8 avg.) in 24-17 home loss to Steelers.
Week 6: Finishes with 16 carries for 62 yards (3.9 avg.) in 34-24 road loss to Browns.
Week 5: After back to back games with fumbles, he carries 9 times for 14 yards in home loss to the Dolphins.
Week 4: Fumbles for 2nd week in a row but Bengals beat host Jaguars 27-10. Finishes with 26 carries for 82 yards.
Week 3: Fumbles for the first time in his career and finishes with 38 yards on 17 carries and a TD in 38-31 road win over Redskins.
Week 2: Finishes with 75 yards on 21 carries, with a long run of 19 yards, in 34-27 home win over Browns.
Week 1:Donning jersey No. 42, he carries 18 times for 91 yards and 1 touchdown in road loss to Ravens.
Quarterback Brian Hoyer
Week 12: Signs with the Steelers on Nov. 20. Dresses as No. 2 quarterback in 20-14 road loss to Browns, but does not play.
Safety Sergio Brown (Colts)
Week 12: Plays solely on special teams and doesn't show up on stat sheet in 20-13 home win over Bills.
Week 11: Plays solely on special teams, where he makes two tackles and is penalized once in a 59-24 road loss to the Patriots.
Week 10: Shows up on special teams units (0 tackles) in 27-10 win over the Jaguars.
Week 9: Plays 18 special-teams snaps, and not on defense, in 23-20 home win over Dolphins; registers 1 tackle.
Week 8: Used solely on special teams in 19-13 road win over Titans; doesn't show up on stat sheet.
Week 7: Doesn't show up on the stat sheet (17 special teams snaps; 3 defensive snaps) in 17-13 home win over Browns.
Week 6: Plays a core special teams role, but doesn't show up on stat sheet in 35-9 road loss to Jets.
Week 5: Credited with 1 pass defended, 1 defensive tackle and 1 special teams tackle in 30-27 home win over Packers.
Week 4: Bye week
Week 3: Backup registers one tackle on defense and an assisted tackle on special teams (core player) in home loss to Jaguars.
Week 2: Dresses but doesn't show up on the stat sheet in 23-20 home win over Vikings.
Week 1: Wearing jersey No. 38, he suits up as a reserve for a road loss vs. Bears but doesn't show up on the stat sheet.
Safety James Ihedigbo (Ravens)
Week 12: Is credited with one special teams tackle in 16-13 overtime win over host Chargers (1 defensive snap, 28 special teams snaps).
Week 11: Delivers a big fourth-quarter sack in a 13-10 road win over the Steelers; adds a special teams tackle.
Week 10: Registers 2 tackles on defense in playing 35 snaps on D in 55-20 home win over Oakland; plays plays on core special teams units.
Week 9: Plays 27 special teams snaps, and none on defense, in 25-15 road win over Browns; doesn't register on stat sheet.
Week 8: Bye
Week 7: Plays 5 defensive snaps and 29 on special teams and is credited with a quarterback hit in 43-13 road loss to Texans.
Week 6: Plays mostly on special teams; in a reserve role on D is credited with an assisted tackle in 31-29 home win over Cowboys.
Week 5: Doesn't play on defense, but leads team with 2 special teams tackles in 9-6 road win at Chiefs.
Week 4: Plays five snaps on defense and 28 on special teams in 23-17 win over Browns. Doesn't register on stat sheet.
Week 3: Plays solely on special teams (20 snaps) and doesn't show up on stat sheet in home win over Patriots.
Week 2: Finishes with 2 tackles (1 for a loss) in 24-23 road loss to Eagles, coming on for injured Bernard Pollard.
Week 1: Wearing jersey No. 32, plays as a reserve and records 2 tackles (1 for a loss) in home win over Bengals.
Center Dan Koppen (Broncos)
Week 12: Starts and plays every snap in 17-9 road win over the Chiefs.
Week 11: Starts and plays every snap in a 30-24 home win over the Chargers.
Week 10: Goes wire to wire, playing all 64 snaps, in a 36-14 road win over the Panthers.
Week 9: Plays every snap in 31-23 road win over the Bengals.
Week 8: Has settled in as starter after J.D. Walton injury; plays all 74 snaps in 34-14 home win over Saints.
Week 7: Bye
Week 6: Starts in comeback 35-24 road win over Chargers; is shown on national TV embracing Peyton Manning after overcoming 24-point halftime deficit.
Week 5: Starts and plays every snap in a 31-21 road loss at the Patriots.
Week 4: Steps in for injured J.D. Walton (broken ankle) and plays second half in 38-7 home win over Raiders. Projects to start vs. Patriots.
Week 3: Dresses as a reserve but doesn't play on offense in home loss to Texans.
Week 2: Wearing jersey No. 67, he dresses as a reserve in 27-21 road Monday night loss to Falcons.
Week 1: Signs 1-year deal with Broncos on Sept. 11, two days after season opener.
Wide receiver Tiquan Underwood (Buccaneers)
Week 12: Ties for team lead with 5 catches that go for 77 yards in 24-23 home loss to Falcons (plays 29 offensive snaps).
Week 11: One reception for 18 yards in a 27-21 road win over the Panthers.
Week 10: Two catches for 22 yards and 1 touchdown in a 34-24 home win over the Chargers.
Week 9: Two catches for 12 yards in 42-32 road win vs. Raiders.
Week 8: Five catches for 27 yards in a 36-17 road win over Vikings.
Week 7: Six catches for 35 yards and 1 touchdown in a 35-28 home loss to Saints.
Week 6: Three receptions for 68 yards in a 38-10 home win over the Chiefs.
Week 5: Bye
Week 4: Three receptions for 39 yards in a 24-22 home loss to the Redskins.
Week 3: Re-signed by Buccaneers; one catch for 7 yards in a 16-10 road loss to the Cowboys.