River Plate beat Unión 2-0. The winner had to work for it: 2 from 16 shots. Best on the pitch was G. Montiel, rated 7.7.

1. 0'
   ⚽Kick-off
   Superliga 2017-18
   ARG 4-2-3-1·4-4-2 ARG
   Coach: M. Gallardo · L. MadelónReferee: Patricio Loustau, Argentina📍 El Monumental
2. 1. First half
   2. 23'
      ARG
      Yellow card
      Enzo Pérez
   3. 37'
      ARG
      Yellow card
      M. Saracchi
   4. 41'
      ARG
      Yellow card
      D. Martinez
3. 1. Second half
   2. 46'
      ARG
      Substitution
      ▲R. Borre▼Carlos Auzqui
   3. 56'
      ARG
      Substitution
      ▲D. Zabala▼N. Acevedo
   4. 58'
      ARG
      Yellow card
      Jonathan Bottinelli
   5. 59'
      ARG
      Yellow card
      L. Gamba
   6. 67'
      ARG
      GOOOAL!R. BorreAssist: I. Scocco
   7. 72'
      ARG
      Substitution
      ▲Emanuel Brítez▼D. Martinez
   8. 73'
      ARG
      Yellow card
      Y. Gómez
   9. 74'
      ARG
      GOOOAL!P. MartinezPenalty
   10. 79'
       ARG
       Substitution
       ▲W. Bracamonte▼M. Pitton
   11. 81'
       ARG
       Substitution
       ▲Jonathan Maidana▼Milton Casco