MLS may use an 18-team playoff format for the 2023 season, sources tell @samstejskal and @PaulTenorio.

As part of the proposed format, the eighth and ninth seeds would contest a play-in match before the winner moves on to a best-of-three quarterfinals.https://t.co/UFHkikfRQA

— The Athletic Soccer (@TheAthleticSCCR) February 6, 2023