The NFL, unlike Major League Baseball or the NBA, has no roster deadline for playoff eligibility. Teams are allowed to sign free agents and practice squad players to the active roster and use those players in playoff games, even if those players never appeared on that team's 53-man roster
Author: Jeremy Snyder
New Pitcher Moved to the Field for a Platoon Advantage
Another Potential Palpably Unfair Play
Simple NFC Tiebreaker Chart, 2011, After Week 16
Notes and assumptions:No possibility of tie games except DAL-NYG. Tiebreakers are as they would be at the end of the season, NOT as of right now.Tiebreakers that don't affect playoff berths or seeding are ignored. Division ties are broken first.If three or more teams are tied, apply that tiebreaker,