Argentinos Juniors beat Newell's Old Boys 1-0. The winner had to work for it: 1 from 12 shots. Newell's Old Boys played with ten from minute 46. Best on the pitch was Lucas Villalba, rated 8.2.

1. 0'
   ⚽Kick-off
   Torneo 2021
   ARG 3-4-3·4-1-4-1 ARG
   Coach: G. Milito · F. GamboaReferee: J. Baliño📍 Estadio Diego Armando Maradona
2. 1. First half
   2. 45'
      ARG
      Yellow card
      G. Florentin
3. 1. Second half
   2. 46'
      ARG
      Red card
      J. Cristaldo
   3. 58'
      ARG
      Substitution
      ▲G. Compagnucci▼J. Garro
   4. 58'
      ARG
      Substitution
      ▲F. Negri▼R. Sordo
   5. 61'
      ARG
      Substitution
      ▲G. Carabajal▼J. Sandoval
   6. 61'
      ARG
      Substitution
      ▲J. Cabrera▼M. Romero
   7. 61'
      ARG
      Substitution
      ▲N. Reniero▼Gabriel Hauche
   8. 74'
      ARG
      Substitution
      ▲J. Gomez▼F. Moyano
   9. 74'
      ARG
      Substitution
      ▲Luciano Gómez▼K. Mac Allister
   10. 74'
       ARG
       Substitution
       ▲Justo Giani▼F. Escobar
   11. 76'
       ARG
       Yellow card
       Justo Giani
   12. 83'
       ARG
       Substitution
       ▲P. Sabbag▼N. Castro
   13. 87'
       ARG
       GOOOAL!Lucas Villalba
   14. 89'
       ARG
       Yellow card
       N. Reniero