Wed September 21, 1988

• FINAL
  

  Nationals8
  

  Cubs5
• FINAL
  

  Royals5
  

  Mariners4
• FINAL
  

  Twins3
  

  Athletics6
• FINAL
  

  Guardians2
  

  Tigers3
• FINAL
  

  Giants1
  

  Reds5
• FINAL
  

  Red Sox0
  

  Blue Jays1
• FINAL
  

  Phillies3
  

  Mets4
• FINAL/12
  

  Orioles2
  

  Yankees3
• FINAL
  

  Pirates5
  

  Cardinals0
• FINAL
  

  Braves0
  

  Astros1
• FINAL
  

  White Sox6
  

  Rangers1
• Game 1FINAL
  

  Padres9
  

  Dodgers3
• Game 2FINAL/10
  

  Padres5
  

  Dodgers6
• FINAL
  

  Brewers10
  

  Angels3