| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. Alan Silva de Lima vs P I Acosta |
| 0-1 | 53 | 2014 | American Continental | A30 English, Symmetrical |
| 2. Vitor Firmo de Souza Rocha vs P I Acosta |
| 0-1 | 31 | 2014 | American Continental | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 3. P I Acosta vs Milton Kasuo Okamura |
| 0-1 | 60 | 2014 | American Continental | A20 English |
| 4. P I Acosta vs Rafael Cabral De Souza |
 | 1-0 | 48 | 2014 | American Continental | A38 English, Symmetrical |
| 5. L Bruzon Batista vs P I Acosta |
| 1-0 | 33 | 2014 | American Continental | E08 Catalan, Closed |
| 6. Severino Pereira Januario vs P I Acosta |
| 0-1 | 40 | 2014 | American Continental | B92 Sicilian, Najdorf, Opocensky Variation |
| 7. P I Acosta vs Luciano de Souza Zallio |
| 1-0 | 32 | 2014 | American Continental | A20 English |
| 8. P I Acosta vs L Krysa |
| 0-1 | 44 | 2014 | American Continental | A34 English, Symmetrical |
| 9. J Azevedo Junior vs P I Acosta |
| 0-1 | 56 | 2014 | American Continental | D37 Queen's Gambit Declined |
| 10. P I Acosta vs B Gonzalez |
| 0-1 | 40 | 2014 | American Continental | A11 English, Caro-Kann Defensive System |
| 11. B Cabezas Rojas vs P I Acosta |
| 0-1 | 57 | 2014 | American Continental | D02 Queen's Pawn Game |
| 12. P I Acosta vs S Alonso |
| ½-½ | 19 | 2016 | Universidad La Punta GM | A11 English, Caro-Kann Defensive System |
| 13. D Flores vs P I Acosta |
| ½-½ | 25 | 2016 | Universidad La Punta GM | A40 Queen's Pawn Game |
| 14. P I Acosta vs Israel Matute Moncada |
| 1-0 | 33 | 2017 | 13th ch-South-Am Junior | E16 Queen's Indian |
| 15. Junior Zambrano vs P I Acosta |
| 0-1 | 41 | 2017 | 13th ch-South-Am Junior | A38 English, Symmetrical |
| 16. P I Acosta vs Carlos David Parrales |
| 1-0 | 38 | 2017 | 13th ch-South-Am Junior | A81 Dutch |
| 17. V A Avila vs P I Acosta |
| 1-0 | 63 | 2017 | 13th ch-South-Am Junior | A30 English, Symmetrical |
| 18. Kevin Joel Cori Quispe vs P I Acosta |
| 1-0 | 50 | 2017 | 13th ch-South-Am Junior | B47 Sicilian, Taimanov (Bastrikov) Variation |
| 19. P I Acosta vs Jose Requelme Romero |
| 1-0 | 63 | 2017 | 13th ch-South-Am Junior | A04 Reti Opening |
| 20. B S E Ramirez vs P I Acosta |
| 1-0 | 32 | 2017 | 13th ch-South-Am Junior | A07 King's Indian Attack |
| 21. P I Acosta vs Andree Fonseca Medina |
| 1-0 | 52 | 2017 | 13th ch-South-Am Junior | A45 Queen's Pawn Game |
| 22. Carlos David Mendoza Criollo vs P I Acosta |
| 0-1 | 36 | 2017 | 13th ch-South-Am Junior | E38 Nimzo-Indian, Classical, 4...c5 |
| 23. P I Acosta vs E Cuberli |
| 1-0 | 21 | 2017 | 92nd ch-ARG | A46 Queen's Pawn Game |
| 24. S Slipak vs P I Acosta |
| 1-0 | 47 | 2017 | 92nd ch-ARG | D35 Queen's Gambit Declined |
| 25. P I Acosta vs C Dolezal |
| 0-1 | 51 | 2017 | 92nd ch-ARG | E60 King's Indian Defense |
Kibitzing
