50 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Marin Posada, Sebastian | Echeto Hernandez, Samuel Elias | 1-0 | B31 | Round 9: Marin Posada, Sebastian - Echeto Hernandez, Samuel Elias | 2025-04-19 |
| Marin Posada, Sebastian | Hernandez Serrano, Cristhian Daniel | 1/2-1/2 | B30 | Round 7: Marin Posada, Sebastian - Hernandez Serrano, Cristhian Daniel | 2025-04-18 |
| Marin Posada, Sebastian | Santos Rios, Carlos Gabriel | 1/2-1/2 | B12 | Round 5: Marin Posada, Sebastian - Santos Rios, Carlos Gabriel | 2025-04-16 |
| Marin Posada, Sebastian | Zambrano Rodriguez, Aaron Jose | 0-1 | B30 | Round 3: Marin Posada, Sebastian - Zambrano Rodriguez, Aaron Jose | 2025-04-15 |
| Marin Posada, Sebastian | Pereira Vera, Henry Alberto | 1/2-1/2 | B01 | Round 1: Marin Posada, Sebastian - Pereira Vera, Henry Alberto | 2025-04-14 |
| Marin Posada, Sebastian | Ruiz Agudelo, Jeronimo | 1-0 | B12 | Round 4: Marin Posada, Sebastian - Ruiz Agudelo, Jeronimo | 2024-11-11 |
| Marin Posada, Sebastian | Tobar B, Jorge Esteban | 1/2-1/2 | C42 | Round 6: Marin Posada, Sebastian - Tobar B, Jorge Esteban | 2024-06-02 |
| Marin Posada, Sebastian | Zapata, Juan Carlos | 1-0 | B92 | Round 8: Marin Posada, Sebastian - Zapata, Juan Carlos | 2024-06-02 |
| Marin Posada, Sebastian | Castro Galaviz, Rafael Antonio | 1/2-1/2 | C78 | Round 2: Marin Posada, Sebastian - Castro Galaviz, Rafael Antonio | 2024-06-01 |
| Marin Posada, Sebastian | Henao Orozco, Luis Carlos | 1-0 | C88 | Round 4: Marin Posada, Sebastian - Henao Orozco, Luis Carlos | 2024-06-01 |
| Sebastian Marin Posada | Santiago Ospina Castro | 1/2-1/2 | B67 | Round 8: Sebastian Marin Posada - Santiago Ospina Castro | 2023-08-07 |
| Sebastian Marin Posada | Pablo Alexander Ruiz Aguilar | 0-1 | B33 | Round 6: Sebastian Marin Posada - Pablo Alexander Ruiz Aguilar | 2023-08-06 |
| Sebastian Marin Posada | Leandro Jimenez Jimenez | 1-0 | C78 | Round 3: Sebastian Marin Posada - Leandro Jimenez Jimenez | 2023-08-05 |
| Sebastian Marin Posada | Luis Lazaro Aguero Jimenez | 1/2-1/2 | C42 | Round 4: Sebastian Marin Posada - Luis Lazaro Aguero Jimenez | 2023-08-05 |
| Sebastian Marin Posada | Fernando Trujillo Chaverra | 1-0 | C42 | Round 1: Sebastian Marin Posada - Fernando Trujillo Chaverra | 2023-08-04 |
| Marin Posada, Sebastian | Shyaamnikhil, P | 1/2-1/2 | B92 | Open Internacional Sant Marti 2023 | 2023-07-20 |
| Marin Posada, Sebastian | Cordoba Roa, Angel Gabriel | 1/2-1/2 | B76 | Open Internacional Sant Marti 2023 | 2023-07-18 |
| Posada Sebastian Marin | Aramis Alvarez Pedraza | 0-1 | B15 | Round 8: Posada Sebastian Marin - Aramis Alvarez Pedraza | 2023-05-25 |
| Posada Sebastian Marin | Dastin Eduardo Galvez | 1-0 | B12 | Round 10: Posada Sebastian Marin - Dastin Eduardo Galvez | 2023-05-25 |
| Posada Sebastian Marin | Julio Antonio Martinez Castillo | 1-0 | B32 | Round 6: Posada Sebastian Marin - Julio Antonio Martinez Castillo | 2023-05-24 |
| Sebastian Marin Posada | Jose Lisandro Munoz Santana | 1/2-1/2 | B12 | Round 7: Sebastian Marin Posada - Jose Lisandro Munoz Santana | 2023-05-20 |
| Sebastian Marin Posada | Akshat Chandra | 0-1 | B92 | Round 5: Sebastian Marin Posada - Akshat Chandra | 2023-05-18 |
| Sebastian Marin Posada | Jorge Cori | 1/2-1/2 | B61 | Round 3: Sebastian Marin Posada - Jorge Cori | 2023-05-16 |