29 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Ruczynski, Jan | Wilczak, Wiktor | 1-0 | C00 | Blitz C08 | 2026-07-13 |
| Ruczynski, Jan | Bilek, Tymon | 0-1 | B45 | Blitz C08 | 2026-07-13 |
| Ruczynski, Jan | Amrogowicz, Jan | 0-1 | B80 | Blitz C08 | 2026-07-13 |
| Ruczynski, Jan | Spiewak, Ignacy | 1-0 | B34 | Blitz C08 | 2026-07-13 |
| Ruczynski, Jan | Chochorek, Piotr | 1-0 | B34 | Blitz C08 | 2026-07-13 |
| Ruczynski, Jan | Packowski, Kamil | 0-1 | B30 | Rapid C08 | 2026-07-12 |
| Ruczynski, Jan | Cichocki, Marcel | 1-0 | B00 | Rapid C08 | 2026-07-11 |
| Ruczynski, Jan | Chochorek, Piotr | 0-1 | B30 | Rapid C08 | 2026-07-11 |
| Ruczynski, Jan | Spiewak, Ignacy | 0-1 | B30 | Blitz Boys 08 | 2026-07-09 |
| Ruczynski, Jan | Luczyszyn, Wiktor | 0-1 | B50 | Blitz Boys 08 | 2026-07-09 |
| Ruczynski, Jan | Kryvonis, Andrii | 0-1 | C44 | Blitz Boys 08 | 2026-07-09 |
| Ruczynski, Jan | Kempa, Hugo | 0-1 | C17 | Rapid Boys 08 | 2026-07-08 |
| Ruczynski, Jan | Panicz, Jan | 0-1 | C44 | Rapid Boys 08 | 2026-07-08 |
| Ruczynski, Jan | Grygorenko, Philip | 0-1 | C41 | Rapid Boys 08 | 2026-07-07 |
| Ruczynski, Jan | Dabros, Ignacy | 1-0 | C56 | Rapid Boys 08 | 2026-07-07 |