| Game |
| Result | Moves |
Year | Event/Locale | Opening |
| 1. A Silva de Lima vs P I Acosta |
| 0-1 | 53 | 2014 | American Continental | A30 English, Symmetrical |
| 2. P I Acosta vs M K Okamura |
 | 0-1 | 60 | 2014 | American Continental | A20 English |
| 3. V F de Souza Rocha vs P I Acosta |
| 0-1 | 31 | 2014 | American Continental | B52 Sicilian, Canal-Sokolsky (Rossolimo) Attack |
| 4. P I Acosta vs R 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. P I Acosta vs L de Souza Zallio |
| 1-0 | 32 | 2014 | American Continental | A20 English |
| 7. S Pereira Januario vs P I Acosta |
| 0-1 | 40 | 2014 | American Continental | B92 Sicilian, Najdorf, Opocensky Variation |
| 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 Pichot |
| 0-1 | 33 | 2016 | Argentine Championship | A36 English |
| 13. D Valerga vs P I Acosta |
| 0-1 | 35 | 2016 | Argentine Championship | E11 Bogo-Indian Defense |
| 14. P I Acosta vs T Sosa |
| 0-1 | 61 | 2016 | Argentine Championship | E67 King's Indian, Fianchetto |
| 15. G Della Morte vs P I Acosta |
| 0-1 | 34 | 2016 | Argentine Championship | B48 Sicilian, Taimanov Variation |
| 16. P I Acosta vs E Real de Azua |
| ½-½ | 61 | 2016 | Argentine Championship | A04 Reti Opening |
| 17. F Perez Ponsa vs P I Acosta |
| 1-0 | 44 | 2016 | Argentine Championship | B48 Sicilian, Taimanov Variation |
| 18. P I Acosta vs D Flores |
| 0-1 | 38 | 2016 | Argentine Championship | E00 Queen's Pawn Game |
| 19. M Bitelmajer vs P I Acosta |
| ½-½ | 64 | 2016 | Argentine Championship | E00 Queen's Pawn Game |
| 20. P I Acosta vs S Slipak |
| 0-1 | 35 | 2016 | Argentine Championship | A06 Reti Opening |
| 21. P I Acosta vs J Zamorano |
| 1-0 | 48 | 2016 | Argentine Championship | E60 King's Indian Defense |
| 22. A C Obregon vs P I Acosta |
| 1-0 | 40 | 2016 | Argentine Championship | B48 Sicilian, Taimanov Variation |
| 23. P I Acosta vs M Villanueva |
| 1-0 | 40 | 2016 | Argentine Championship | A05 Reti Opening |
| 24. L Krysa vs P I Acosta |
| 1-0 | 45 | 2016 | Argentine Championship | E37 Nimzo-Indian, Classical |
| 25. P I Acosta vs M Perez Gormaz |
| 0-1 | 48 | 2016 | Universidad La Punta GM | D37 Queen's Gambit Declined |
Kibitzing
