Results
| UFC Fight Night | 06/20 22:45 | - | Marc-Andre Barriault v Oskar Piechota | 1-0 | |
| UFC | 12/14 23:15 | - | Punahele Soriano v Oskar Piechota | 1-0 | |
| UFC Fight Night | 08/11 00:40 | - | Rodolfo Vieira v Oskar Piechota | 1-0 | |
| UFC Fight Night | 02/18 23:00 | - | Oskar Piechota v Tim Williams | 1-0 | |
| UFC Fight Night | 10/21 19:00 | - | Jonathan Wilson v Oskar Piechota | 0-1 |