Unión beat Racing 2-1. The winner had to work for it: 2 from 19 shots. Best on the pitch was N. Acevedo, rated 8.2.

1. 0'
   ⚽Kick-off
   Superliga 2017-18
   ARG 4-4-2·4-1-3-2 ARG
   Coach: L. Madelón · E. CoudetReferee: Silvio Trucco, Argentina📍 Estadio 15 de Abril
2. 1. First half
   2. 15'
      ARG
      GOOOAL!D. GonzalezAssist: R. Centurión
   3. 16'
      ARG
      Yellow card
      Leonardo Sigali
   4. 21'
      ARG
      Yellow card
      R. Centurión
   5. 26'
      ARG
      Yellow card
      Juan Musso
   6. 38'
      ARG
      GOOOAL!F. SoldanoPenalty
3. 1. Second half
   2. 65'
      ARG
      Yellow card
      N. Acevedo
   3. 66'
      ARG
      Substitution
      ▲Rodrigo Gómez▼F. Fragapane
   4. 69'
      ARG
      GOOOAL!D. ZabalaAssist: N. Acevedo
   5. 71'
      ARG
      Substitution
      ▲M. Ojeda▼R. Centurión
   6. 71'
      ARG
      Substitution
      ▲E. Triverio▼N. Dominguez
   7. 78'
      ARG
      Yellow card
      Jonathan Bottinelli
   8. 81'
      ARG
      Substitution
      ▲P. Cuadra▼M. Zaracho
   9. 84'
      ARG
      Substitution
      ▲M. De Iriondo▼D. Zabala
   10. 85'
       ARG
       Substitution
       ▲J. Vitale▼N. Acevedo
   11. 90'
       ARG
       Yellow card
       D. Martinez