| TT Cup (2023) | 2023/05/20 16:05 | Mista Sylwester v Kacper Slawinski | L | 3-2 |
| TT Cup (2023) | 2023/05/20 14:05 | Mista Sylwester v Kacper Slawinski | L | 3-0 |
| TT Cup (2023) | 2023/05/19 16:05 | Kacper Slawinski v Mista Sylwester | W | 3-1 |
| TT Cup (2023) | 2023/05/19 14:05 | Kacper Slawinski v Mista Sylwester | W | 3-1 |
| TT Cup (2023) | 2023/05/13 15:35 | Kacper Slawinski v Mista Sylwester | W | 3-0 |
| TT Cup (2023) | 2023/05/13 12:35 | Mista Sylwester v Kacper Slawinski | W | 1-3 |
| TT Cup (2023) | 2023/05/07 12:05 | Kacper Slawinski v Mista Sylwester | L | 2-3 |
| TT Cup (2023) | 2023/05/01 10:35 | Mista Sylwester v Kacper Slawinski | L | 3-1 |
| TT Elite Series | 2023/11/04 04:25 | Patryk Jedrzejak v Kacper Slawinski | W | 2-3 |
| TT Elite Series | 2023/11/04 03:35 | Pawel Gasiorski v Kacper Slawinski | W | 0-3 |
| TT Elite Series | 2023/11/04 02:45 | Kacper Slawinski v Daniel Morawiec | L | 2-3 |
| TT Elite Series | 2023/11/04 01:30 | Kacper Slawinski v Jakub Pruszkowski | L | 1-3 |
| TT Elite Series | 2023/11/02 12:15 | Jakub Kaczmarek v Kacper Slawinski | W | 1-3 |
| TT Elite Series | 2023/11/02 11:25 | Milosz Cesarz v Kacper Slawinski | W | 0-3 |
| TT Elite Series | 2023/11/02 09:20 | Jerzy Pelka v Kacper Slawinski | W | 0-3 |
| TT Elite Series | 2023/11/02 08:30 | Waldemar Jozala v Kacper Slawinski | L | 3-2 |
| TT Elite Series | 2023/11/04 05:15 | Daniel Morawiec v Mista Sylwester | L | 3-2 |
| TT Elite Series | 2023/11/04 03:10 | Patryk Jedrzejak v Mista Sylwester | L | 3-2 |
| TT Elite Series | 2023/11/04 02:20 | Jakub Pruszkowski v Mista Sylwester | W | 2-3 |
| TT Elite Series | 2023/11/04 00:40 | Pawel Gasiorski v Mista Sylwester | L | 3-1 |
| TT Cup (2023) | 2023/05/23 16:35 | Mista Sylwester v Blazej Szczepanek | W | 3-1 |
| TT Cup (2023) | 2023/05/23 15:05 | Mista Sylwester v Mariusz Adamus | L | 2-3 |
| TT Cup (2023) | 2023/05/23 13:05 | Adam Kasperski v Mista Sylwester | W | 2-3 |
| TT Cup (2023) | 2023/05/23 11:05 | Jakub Grzegorczyk v Mista Sylwester | W | 1-3 |