New NFL playoff format 2021: Changes, expansion, bye rules explained - Sports Illustrated
NFL playoff bracket, explained: How byes, seeding will work in expanded 2021 format
Explaining NFL playoff overtime rules, changes made and how they differ from regular season - The Athletic
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0-4 start: The last time an NFL team made the playoffs after an 0-4 start? Who is 0-3 heading into Week 4? - DraftKings Network
NFL playoff expansion to 14 teams - Everything you need to know - ESPN
NFL owners officially approve the expansion of playoffs to 14 teams, NFL News
How many teams will make NFL Playoffs? How many Wild Card teams will be in the 2022 playoffs? - AS USA
NFL New Playoff Format Explained: Number of Teams, Seeding Changes and Updated Schedule
NFL playoff expansion to 14 teams - Everything you need to know - ESPN
N.F.L. Officially Adds 17th Regular Season Game - The New York Times
2023 NFL PLAYOFF PREDICTIONS! YOU WON'T BELIEVE THE SUPER BOWL MATCHUP! 100% CORRECT BRACKET!