, 6-2.
| event |
round |
table |
player one |
result |
player two |
| Grand Prix Prague 2014 | 15 | 26 | Kowalski, Grzegorz (1822) | Lost 1-2 | Juza, Martin (1889) |
| Grand Prix Prague 2016 | 15 | 9 | Kowalski, Grzegorz (2117) | Won 2-0 | Juza, Martin (2042) |
| Pro Tour Ixalan | 12 | 31 | Kowalski, Grzegorz (2005) | Won 2-0 | Juza, Martin (2102) |
| Pro Tour Rivals of Ixalan | 7 | 28 | Kowalski, Grzegorz (2088) | Won 2-1 | Juza, Martin (2070) |
| Grand Prix Prague 2018 | 6 | 42 | Kowalski, Grzegorz (2073) | Won 2-0 | Juza, Martin (1880) |
| Kaldheim Championship | 4 | 34 | Kowalski, Grzegorz (2075) | Won 2-0 | Juza, Martin (2102) |
| 2021 MPL Gauntlet | 1 | 3 | Kowalski, Grzegorz (2091) | Won 2-0 | Juza, Martin (2125) |
| 2021 MPL Gauntlet | 8 | 12 | Kowalski, Grzegorz (2031) | Lost 0-2 | Juza, Martin (2017) |