
1) Championship games 2) Post-season games 3) Tie-breaking games 4) Tournament system
Found on
https://www.crosswordclues.com/clue/playoffs

1) Finals
Found on
https://www.crosswordclues.com/clue/playoffs

The playoffs, postseason, or finals of a sports league are a competition played after the regular season by the top competitors to determine the league champion or a similar accolade. Depending on the league, the playoffs may be either a single game, a series of games, or a tournament, and may use a single-elimination system or one of several othe...
Found on
http://en.wikipedia.org/wiki/Playoffs
[Football] the post-season tournament that determines the NFL champion.
Found on
http://www.firstbasesports.com/football_glossary.html

After completion of the 162-game regular season, the series played such as American League Division Series, National League Division Series, American League Championship Series, National League Championship Series, and the World Series are called playoffs.
Found on
https://www.888sport.com/blog/glossary-sports-terms/glossary-baseball-terms
No exact match found.