Here's a closer look at how the NFL playoff format works
Why an NFL Playoff Format Change Is Inevitable - The Ringer
NFL expanded playoffs, explained: How many teams will make playoffs, what else to know
NFL playoff bracket, explained: How byes, seeding will work in expanded 2021 format
Is the NFL playoffs first-round bye a disadvantage or an advantage? Why? - Quora
New 2022 MLB playoff format, schedule and bracket, explained
XFL playoff bracket, explained: How tiebreakers, seeding, format will work in 2023
N.F.L. Playoff Picture: Mapping the Paths That Remain for Each Team - The New York Times
College Football Playoff Board of Managers Votes to Expand Playoff to 12 Teams - College Football Playoff
NFL playoff bracket, explained: How byes, seeding will work in 2022 with 17-game format - REDACAOEMCAMPO
The NBA Needs To Change Their Playoff Format, by Adam Aaronson, The Unprofessionals
The Ringer Staff's 2021-22 NFL Playoff and Super Bowl Predictions - The Ringer
NFC playoff picture after 11 weeks, with Cardinals on top