Newell's Old Boys and Unión drew 0-0. Best on the pitch was J. Portillo, rated 7.6.

1. 0'
   ⚽Kick-off
   Copa de la Liga Profesional 2021
   ARG 4-1-4-1·5-4-1 ARG
   Coach: G. Burgos · J. AzconzábalReferee: P. Loustau📍 Estadio Marcelo Alberto Bielsa
2. 1. First half
   2. 44'
      ARG
      Yellow card
      F. Márquez
   3. 45+1'
      ARG
      Yellow card
      Pablo Pérez
3. 1. Second half
   2. 46'
      ARG
      Substitution
      ▲M. Llano▼Justo Giani
   3. 61'
      ARG
      Substitution
      ▲J. Cacciabue▼Maximiliano Rodríguez
   4. 61'
      ARG
      Substitution
      ▲Julián Fernández▼Juan Sforza
   5. 65'
      ARG
      Substitution
      ▲J. Garcia▼F. Márquez
   6. 66'
      ARG
      Substitution
      ▲M. Borgnino▼K. Zenon
   7. 70'
      ARG
      Substitution
      ▲E. Cabrera▼I. Scocco
   8. 78'
      ARG
      Substitution
      ▲J. Freytes▼F. Negri
   9. 78'
      ARG
      Substitution
      ▲G. Gonzalez▼I. Machuca
   10. 79'
       ARG
       Substitution
       ▲F. Gerometta▼F. Vera
   11. 86'
       ARG
       Yellow card
       J. Garcia
   12. 90'
       ARG
       Substitution
       ▲C. Insaurralde▼M. Pitton
   13. 90+2'
       ARG
       Yellow card
       J. Freytes