18 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Osthus, Jannis | Tsopanopoulos, Michael | 1-0 | A00 | Round 2: Osthus, Jannis - Tsopanopoulos, Michael | 2025-11-23 |
| Osthus, Jannis | Tupac Yupanqui Herrera, Daniel | 0-1 | B40 | Round 4: Osthus, Jannis - Tupac Yupanqui Herrera, Daniel | 2025-11-23 |
| Osthus, Jannis | Gundogdu, Cem | 0-1 | A00 | Round 6: Osthus, Jannis - Gundogdu, Cem | 2025-11-23 |
| Osthus, Jannis | Ferchel, Leo | 0-1 | D03 | Round 8: Osthus, Jannis - Ferchel, Leo | 2025-11-23 |
| Osthus, Jannis | Brunner, Tobias | 0-1 | A06 | Round 1: Osthus, Jannis - Brunner, Tobias | 2025-11-22 |
| Osthus, Jannis | Li, Ding | 1-0 | A06 | Round 3: Osthus, Jannis - Li, Ding | 2025-11-22 |
| Osthus, Jannis | Aheen Rahman | 1-0 | A06 | Round 5: Osthus, Jannis - Aheen Rahman | 2025-11-22 |
| Osthus, Jannis | Napiontek, Moritz | 0-1 | A04 | Round 7: Osthus, Jannis - Napiontek, Moritz | 2025-11-22 |
| Osthus, Jannis | Kropp, Kevin | 0-1 | A05 | Round 9: Osthus, Jannis - Kropp, Kevin | 2025-11-22 |