| event | round | table | player one | result | player two |
| Grand Prix Manchester 2014 | 9 | 25 | Kowalski, Grzegorz (1821) | Won 2-1 | Sochurek, Petr (1908) |
| Grand Prix Brussels 2015 | 15 | 5 | Kowalski, Grzegorz (2007) | Won 2-0 | Sochurek, Petr (2177) |
| Pro Tour Eldritch Moon | 1 | 136 | Kowalski, Grzegorz (2139) | Lost 0-2 | Sochurek, Petr (2153) |
| Pro Tour Dominaria | 6 | 39 | Kowalski, Grzegorz (2253) | Lost 1-2 | Sochurek, Petr (2065) |