Thu May 12, 1988

• FINAL
  

  Mariners

  2
  

  Blue Jays

  8
• FINAL/10
  

  Padres

  1
  

  Cubs

  2
• FINAL
  

  Giants

  12
  

  Cardinals

  13
• FINAL
  

  Dodgers

  4
  

  Pirates

  7
• FINAL
  

  Orioles

  1
  

  Rangers

  2
• FINAL
  

  Guardians

  3
  

  Brewers

  1