Newell's Old Boys beat Platense 1-0. The winner had to work for it: 1 from 19 shots. Best on the pitch was C. Lema, rated 7.9.

1. 0'
   ⚽Kick-off
   Torneo 2021
   ARG 4-3-3·4-1-4-1 ARG
   Coach: F. Gamboa · L. MadelónReferee: L. Rey Hilfer📍 Estadio Marcelo Alberto Bielsa
2. 1. Second half
   2. 51'
      ARG
      Yellow card
      F. Cardozo
   3. 61'
      ARG
      Substitution
      ▲M. Comba▼Justo Giani
   4. 61'
      ARG
      Substitution
      ▲J. Garro▼J. Cristaldo
   5. 64'
      ARG
      Substitution
      ▲P. Gerzel▼H. Tijanovich
   6. 75'
      ARG
      Substitution
      ▲M. Tissera▼F. Curuchet
   7. 75'
      ARG
      Substitution
      ▲J. Marcioni▼F. Baldassarra
   8. 78'
      ARG
      Substitution
      ▲Maximiliano Rodríguez▼N. Castro
   9. 78'
      ARG
      Substitution
      ▲M. Maccari▼Juan Sforza
   10. 87'
       ARG
       GOOOAL!I. ScoccoAssist: J. Garro
   11. 90'
       ARG
       Yellow card
       J. Cacciabue
   12. 90'
       ARG
       Substitution
       ▲F. Monzon▼F. Cardozo
   13. 90'
       ARG
       Substitution
       ▲T. Palacios▼H. Lamberti
   14. 90+5'
       ARG
       Yellow card
       P. Gerzel
   15. 90+6'
       ARG
       Yellow card
       M. Maccari