Crossword clues for Playoff rounds:NLCSMLB playoff roundSEMISPlayoff roundsNLCSSemifinal playoff round in which pitchers bat: Abbr.SEMISPenultimate playoff round, brieflyALCSMLB playoff roundNLCSBest-of-seven mid-October baseball playoff round that doesn't use the designated hitter rule: Abbr.SEMISRounds in the playoffs