87 games in the PremovedPrep archive. Games as White.
| White | Black | Result | ECO | Event | Date |
|---|---|---|---|---|---|
| Gatner, Leon | Szczepaniak, Jan | 1-0 | B28 | Memoria? Adolfa Anderssena - OPEN C | 2026-08-07 |
| Gatner, Leon | Fatyga, Dariusz | 1/2-1/2 | C47 | Memoria? Adolfa Anderssena - OPEN C | 2026-08-05 |
| Gatner, Leon | Witczak, Kamil | 1-0 | B30 | Memoria? Adolfa Anderssena - OPEN C | 2026-08-04 |
| Gatner, Leon | Bilochenko, Matvii | 0-1 | C00 | Memoria? Adolfa Anderssena 2026 | 2026-08-01 |
| Gatner, Leon | Jankowiak, Tomasz | 0-1 | B29 | anderssenRAPID | 2026-08-01 |
| Gatner, Leon | Grech, Kacper | 0-1 | B27 | Memoria? Adolfa Anderssena 2026 | 2026-08-01 |
| Gatner, Leon | Piechel, Mikolaj | 1/2-1/2 | D13 | Memoria? Adolfa Anderssena 2026 | 2026-08-01 |
| Gatner, Leon | Bialkowski, Jan | 0-1 | B30 | Blitz C10 | 2026-07-13 |
| Gatner, Leon | Borkowski, Jan | 0-1 | B40 | Blitz C10 | 2026-07-13 |
| Gatner, Leon | Gwizdak, Michal | 1/2-1/2 | B15 | Blitz C10 | 2026-07-13 |
| Gatner, Leon | Noga, Artur | 0-1 | B22 | Rapid C10 | 2026-07-12 |
| Gatner, Leon | Cyboran, Antoni | 1-0 | C11 | Rapid C10 | 2026-07-12 |
| Gatner, Leon | Bzoma, Mikolaj | 1-0 | C42 | Rapid C10 | 2026-07-11 |
| Gatner, Leon | Kisiel, Mateusz | 1-0 | B52 | Rapid C10 | 2026-07-11 |
| Gatner, Leon | Badescu, Matei-Andrei | 1/2-1/2 | B52 | Blitz Boys 10 | 2026-07-09 |
| Gatner, Leon | Jevglevski, Lev | 0-1 | C47 | Rapid Boys 10 | 2026-07-08 |
| Gatner, Leon | Wilczek, Kajetan | 0-1 | B52 | Rapid Boys 10 | 2026-07-08 |
| Gatner, Leon | Slotwinski, Adrian | 0-1 | B31 | puchar2026 | 2026-02-14 |
| Gatner, Leon | Ewiak, Filip | 0-1 | B15 | puchar2026 | 2026-02-13 |
| Gatner, Leon | Krawczyk, Dawid | 1-0 | B18 | puchar2026 | 2026-02-12 |
| Gatner, Leon | Owoc, Jakub | 0-1 | A41 | puchar2026 | 2026-02-09 |
| Gatner, Leon | Aththanayaka, A M Chesandu Yuven | 1-0 | A80 | Round 11: Gatner, Leon - Aththanayaka, A M Chesandu Yuven | 2025-09-30 |
| Gatner, Leon | Zhetpis , Sanzhar | 1-0 | E11 | Round 9: Gatner, Leon - Zhetpis , Sanzhar | 2025-09-28 |
| Gatner, Leon | Alisherov, Altai | 1-0 | D02 | Round 7: Gatner, Leon - Alisherov, Altai | 2025-09-26 |
| Gatner, Leon | Gatin, Marsel R | 1-0 | C47 | Round 5: Gatner, Leon - Gatin, Marsel R | 2025-09-23 |
| Gatner, Leon | Stankowski, Wiktor | 1-0 | E97 | Round 3: Gatner, Leon - Stankowski, Wiktor | 2025-09-21 |
| Gatner, Leon | Gawronski, Cezary | 1-0 | C50 | MP Dzieci do lat 6 | 2023-05-01 |
| Gatner, Leon | Wlodarczyk, Kordian | 1-0 | C54 | MP Dzieci do lat 6 | 2023-05-01 |
| Gatner, Leon | Sadaj, Leon | 1-0 | B29 | MP Dzieci do lat 6 | 2023-04-30 |
| Gatner, Leon | Andrzejewski, Witold | 1-0 | C47 | C08 | |
| Gatner, Leon | Stupak, Kacper | 1-0 | B51 | C08 | |
| Gatner, Leon | Raburski, Witold | 0-1 | D55 | C08 | |
| Gatner, Leon | Grabowski, Jan | 1-0 | D12 | C08 | |
| Gatner, Leon | Tuczynski, Antoni | 1-0 | D11 | C08 | |
| Gatner, Leon | Baczkowski, Adam | 1-0 | B30 | C08b | |
| Gatner, Leon | Witkowski, Tomasz | 1-0 | C00 | C08b | |
| Gatner, Leon | Apryjas, Nikodem | 1-0 | C00 | C08b | |
| Gatner, Leon | Wilczak, Wiktor | 0-1 | C00 | C08b | |
| Gatner, Leon | Mika, Wiktor | 0-1 | B52 | C08b | |
| Gatner, Leon | Pilka, Oskar | 1-0 | B27 | C08b | |
| Gatner, Leon | Oszutowski, Antoni | 0-1 | B52 | C08b | |
| Gatner, Leon | Fajks, Julian | 0-1 | B51 | 61. Miedzynarodowy Festiwal Szachowy im. Akiby Rubinsteina - OPEN D |