11 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Montenegro Rojas, Mario Alejandro | Miranda Barrientos, Gabriel | 0-1 | B02 | Campeonato Nacional de CategorÃas Menores Impares 2026 | 2026-07-10 |
| Montenegro Rojas, Mario Alejandro | Masis Chaves, Sebastian | 0-1 | B32 | Round 5: Montenegro Rojas, Mario Alejandro - Masis Chaves, Sebastian | 2026-01-20 |
| Montenegro Rojas, Mario Alejandro | Ramos Rodriguez, Daniel | 0-1 | B28 | Round 7: Montenegro Rojas, Mario Alejandro - Ramos Rodriguez, Daniel | 2026-01-20 |
| Montenegro Rojas, Mario Alejandro | Hidalgo Mendez, Emilio | 0-1 | C47 | Round 1: Montenegro Rojas, Mario Alejandro - Hidalgo Mendez, Emilio | 2026-01-19 |
| Montenegro Rojas, Mario Alejandro | Rincon Betancourt, Jose Alejandro | 0-1 | C01 | Round 2: Montenegro Rojas, Mario Alejandro - Rincon Betancourt, Jose Alejandro | 2026-01-19 |
| Montenegro Rojas, Mario Alejandro | Ramos Rodriguez, Daniel | 0-1 | B70 | Round 7: Montenegro Rojas, Mario Alejandro - Ramos Rodriguez, Daniel | 2026-01-19 |