| Ukraine Win Cup | 2021/01/28 14:30 | Kubrak, Serhii v Polusmuak, Valentin | W | 0-3 |
| Ukraine Win Cup | 2021/01/06 15:00 | Polusmuak, Valentin v Kubrak, Serhii | L | 1-3 |
| Ukraine Win Cup | 2020/12/30 18:00 | Polusmuak, Valentin v Kubrak, Serhii | L | 0-3 |
| Ukraine Win Cup | 2021/04/28 14:30 | Ivan Bondarenko v Polusmuak, Valentin | W | 2-3 |
| Ukraine Win Cup | 2021/04/28 14:00 | Kovalchuk, Oleksandr v Polusmuak, Valentin | W | 0-3 |
| Ukraine Win Cup | 2021/04/28 12:30 | Polusmuak, Valentin v Korobeynik, Sergey | L | 2-3 |
| Ukraine Win Cup | 2021/04/28 12:00 | Vitaliy Khamurda v Polusmuak, Valentin | W | 0-3 |
| Ukraine Win Cup | 2021/04/26 10:00 | Polusmuak, Valentin v Miroslav Avramov | W | 3-1 |
| Ukraine Win Cup | 2021/04/26 09:30 | Bortsov, Dmitriy v Polusmuak, Valentin | W | 0-3 |
| Ukraine Win Cup | 2021/04/26 08:30 | Matviienko, Serhii v Polusmuak, Valentin | L | 3-2 |
| Ukraine Win Cup | 2021/04/26 07:00 | Miroslav Avramov v Polusmuak, Valentin | L | 3-1 |
| Ukraine Win Cup | 2021/04/28 14:30 | Kubrak, Serhii v Kovalchuk, Oleksandr | L | 1-3 |
| Ukraine Win Cup | 2021/04/28 14:00 | Korobeynik, Sergey v Kubrak, Serhii | L | 3-2 |
| Ukraine Win Cup | 2021/04/28 13:00 | Kubrak, Serhii v Vitaliy Khamurda | L | 0-3 |
| Ukraine Win Cup | 2021/04/28 11:30 | Derevinskiy, Dmitriy v Kubrak, Serhii | L | 3-1 |
| TT Cup | 2021/04/27 10:35 | Pavlo Plushch v Kubrak, Serhii | L | 3-2 |
| TT Cup | 2021/04/27 10:00 | Kubrak, Serhii v Vitaliy Khamurda | L | 0-3 |
| TT Cup | 2021/04/27 07:40 | Kubrak, Serhii v Pokydko, Sergey | L | 1-3 |
| TT Cup | 2021/04/27 05:55 | Kubrak, Serhii v Derevinskiy, Dmitriy | L | 1-3 |