Tackling a Coronavirus Affected NHL Playoff Format – Two in the Box
NFL playoffs officially expanded to 7 teams each conference
MLB's postseason format is likely headed for big changes next year; here's what it might look like : r/baseball
An Alternate to MLB's 14-Team Expanded Playoff Proposal: A Weighted, Uneven Wild Card Series : r/baseball
College Football Playoff expansion 2021: 12, 16, 24-team playoffs
College football playoff expansion: From 6 to 16 teams — locations, formats, and what voters will consider - The Athletic
New NFL playoff format 2021: Changes, expansion, bye rules explained - Sports Illustrated
NFL playoff bracket, explained: How byes, seeding, format will work in 2022-23
The #SBLIII matchup is SET! #NFLPlayoffs
NFL Playoff Bracket 2023 - I Really Love This Game
NFL playoffs: How important are byes and home-field advantage?
MLS NEXT Pro unveils 2023 season schedule with new playoff format