76 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Koppenens, Oscar | Grooten, Herman | 1-0 | B90 | Round 6: Koppenens, Oscar - Grooten, Herman | 2026-05-02 |
| Koppenens, Oscar | Madularea, David | 0-1 | C43 | Round 9: Koppenens, Oscar - Madularea, David | 2026-05-02 |
| Koppenens, Oscar | De Wit, Jim | 1-0 | B32 | Round 9: Koppenens, Oscar - De Wit, Jim | 2026-04-30 |
| Koppenens, Oscar | Botter, Simon | 0-1 | B90 | Round 6: Koppenens, Oscar - Botter, Simon | 2026-04-29 |
| Koppenens, Oscar | Thijssen, Freek | 1/2-1/2 | B34 | Round 4: Koppenens, Oscar - Thijssen, Freek | 2026-04-27 |
| Koppenens, Oscar | Brorens, Victor | 1-0 | C07 | Round 2: Koppenens, Oscar - Brorens, Victor | 2026-04-25 |
| Koppenens, Oscar | Nauanova Zhaniya | 1/2-1/2 | C00 | Round 9: Koppenens, Oscar - Nauanova Zhaniya | 2025-12-30 |
| Koppenens, Oscar | Van t Hoff, Tom | 1/2-1/2 | B30 | Round 7: Koppenens, Oscar - Van t Hoff, Tom | 2025-12-27 |
| Koppenens, Oscar | Aarts, Joaquin | 0-1 | B90 | Round 5: Koppenens, Oscar - Aarts, Joaquin | 2025-12-26 |
| Koppenens, Oscar | Dijkhuijsen, Thomas | 1/2-1/2 | B80 | Round 9: Koppenens, Oscar - Dijkhuijsen, Thomas | 2025-08-06 |
| Koppenens, Oscar | Van Harten, Wout | 0-1 | B30 | Round 7: Koppenens, Oscar - Van Harten, Wout | 2025-08-05 |
| Koppenens, Oscar | Elferink, Leon | 1/2-1/2 | C54 | Round 6: Koppenens, Oscar - Elferink, Leon | 2025-08-04 |
| Koppenens, Oscar | Thijssen, Freek | 1/2-1/2 | C54 | Round 4: Koppenens, Oscar - Thijssen, Freek | 2025-08-02 |
| Koppenens, Oscar | Hagen, Carlijn | 1-0 | C50 | Round 2: Koppenens, Oscar - Hagen, Carlijn | 2025-08-01 |
| Koppenens, Oscar | Haitjema, Jarich | 1/2-1/2 | C02 | Round 5: Koppenens, Oscar - Haitjema, Jarich | 2025-05-18 |
| Koppenens, Oscar | Cornelissen, Jort | 1-0 | B90 | Round 3: Koppenens, Oscar - Cornelissen, Jort | 2025-05-17 |
| Koppenens, Oscar | Van Wely, Loek | 0-1 | B46 | Round 1: Koppenens, Oscar - Van Wely, Loek | 2025-05-13 |
| Koppenens, Oscar | Seth, Aakrit | 0-1 | B76 | Round 9: Koppenens, Oscar - Seth, Aakrit | 2025-05-02 |
| Koppenens, Oscar | Yantur, Arda | 1-0 | B12 | Round 7: Koppenens, Oscar - Yantur, Arda | 2025-04-30 |
| Koppenens, Oscar | Zhang, Xiheng | 1/2-1/2 | B40 | Round 5: Koppenens, Oscar - Zhang, Xiheng | 2025-04-29 |
| Koppenens, Oscar | Ngangbam, Chingthang | 1-0 | B59 | Round 3: Koppenens, Oscar - Ngangbam, Chingthang | 2025-04-28 |
| Koppenens, Oscar | Kakrana, Reyansh | 1-0 | B10 | Round 1: Koppenens, Oscar - Kakrana, Reyansh | 2025-04-26 |
| Koppenens, Oscar | Kais, Kristofer | 1-0 | B36 | Round 5: Koppenens, Oscar - Kais, Kristofer | 2025-03-23 |
| Koppenens, Oscar | Madzia, Nathan | 1/2-1/2 | B76 | Round 1: Koppenens, Oscar - Madzia, Nathan | 2025-03-21 |
| Koppenens, Oscar | Polzin, Gustav | 0-1 | B10 | Round 2: Koppenens, Oscar - Polzin, Gustav | 2025-03-21 |
| Koppenens, Oscar | Achuthan, Dylan | 1-0 | B32 | Round 1: Koppenens, Oscar - Achuthan, Dylan | 2024-09-14 |
| Koppenens, Oscar | Kudzia, Krzystof | 1-0 | B30 | Round 1: Koppenens, Oscar - Kudzia, Krzystof | 2024-09-14 |
| Koppenens, Oscar | Timmermans, Mark | 0-1 | C56 | Round 1: Koppenens, Oscar - Timmermans, Mark | 2024-09-14 |
| Koppenens, Oscar | John, Ryan | 1-0 | B45 | Round 2: Koppenens, Oscar - John, Ryan | 2024-06-16 |
| Koppenens, Oscar | Korneev, Oleg | 0-1 | B47 | WLC Tournament 2024 A | 2024-05-31 |
| Koppenens, Oscar | Lalkota, Sai Pranav Tejas | 1/2-1/2 | C00 | Round 9: Koppenens, Oscar - Lalkota, Sai Pranav Tejas | 2024-05-03 |
| Koppenens, Oscar | De Wit, Evan | 1-0 | B33 | Round 7: Koppenens, Oscar - De Wit, Evan | 2024-05-01 |
| Koppenens, Oscar | Klein Tuente, Sam | 1-0 | B48 | Round 3: Koppenens, Oscar - Klein Tuente, Sam | 2024-04-29 |
| Koppenens, Oscar | Ritzerveld, Noah | 0-1 | C56 | Round 4: Koppenens, Oscar - Ritzerveld, Noah | 2024-04-29 |
| Koppenens, Oscar | Alexandros Stylianou | 1-0 | B32 | Round 1: Koppenens, Oscar - Alexandros Stylianou | 2024-04-27 |
| Koppenens, Oscar | Zhao, George | 0-1 | C00 | Round 5: Koppenens, Oscar - Zhao, George | 2024-04-01 |
| Koppenens, Oscar | El Karoui, Noe | 0-1 | B90 | Round 2: Koppenens, Oscar - El Karoui, Noe | 2024-03-30 |
| Oscar Koppenens | Ethan Cole | 0-1 | C07 | Round 3: Oscar Koppenens - Ethan Cole | 2023-10-21 |
| Oscar Koppenens | Eloan Potier | 1/2-1/2 | C54 | Round 1: Oscar Koppenens - Eloan Potier | 2023-10-20 |