| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2020/2021 | Ekstraklasa | 6 | 61 | 0 | 0 | — | — |
| 2021/2022 | Ekstraklasa | 18 | 509 | 1 | 1 | 0.35 | 6.68 |
| 2022/2023 | Ekstraklasa | 11 | 185 | 0 | 1 | 0.49 | 6.68 |
| 2022/2023 | 1. Liga | 14 | 507 | 0 | 1 | 0.18 | — |
| 2023/2024 | Ekstraklasa | 25 | 631 | 2 | 0 | 0.29 | 6.79 |
| 2024/2025 | Ekstraklasa | 30 | 2279 | 4 | 3 | 0.28 | 7.11 |
| 2025/2026 | Ekstraklasa | 31 | 2118 | 1 | 3 | 0.17 | 6.72 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-07-21
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Cracovia Kraków | 6 | 0 | 4 | 2 | 0 | 0 | 3 | 0 |
 Zagłębie Lubin | 6 | 2 | 2 | 2 | 0 | 0 | 2 | 0 |
 Górnik Zabrze | 6 | 1 | 2 | 3 | 1 | 0 | 0 | 0 |
 Lech Poznań | 5 | 2 | 0 | 3 | 0 | 0 | 2 | 0 |
 Jagiellonia Białystok | 5 | 1 | 0 | 4 | 1 | 0 | 3 | 0 |
 Katowice | 5 | 3 | 1 | 1 | 0 | 0 | 1 | 0 |
 Radomiak Radom | 5 | 2 | 0 | 3 | 0 | 0 | 0 | 0 |
 Raków Częstochowa | 5 | 0 | 3 | 2 | 0 | 0 | 0 | 0 |
 Lechia Gdańsk | 4 | 1 | 1 | 2 | 0 | 0 | 0 | 0 |
 Legia Warszawa | 4 | 0 | 3 | 1 | 0 | 0 | 2 | 0 |
 Pogoń Szczecin | 4 | 1 | 1 | 2 | 0 | 0 | 2 | 0 |
 Piast Gliwice | 3 | 0 | 2 | 1 | 0 | 0 | 0 | 0 |
 Nieciecza | 3 | 2 | 1 | 0 | 0 | 0 | 1 | 0 |
 Śląsk Wrocław | 3 | 1 | 1 | 1 | 0 | 1 | 0 | 0 |
 Stal Mielec | 3 | 3 | 0 | 0 | 1 | 0 | 1 | 0 |
 Widzew Lodz | 3 | 3 | 0 | 0 | 0 | 0 | 1 | 0 |
 Motor Lublin | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Puszcza Niepołomice | 3 | 1 | 2 | 0 | 1 | 0 | 0 | 0 |
 Warta Poznań | 2 | 0 | 1 | 1 | 0 | 1 | 0 | 0 |
 Arka Gdynia | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 |
Player stats against each opponent national team
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Portugal U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Latvia U21 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 France U21 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 Ukraine U21 | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 |
 Georgia U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Italy U20 | 1 | 0 | 0 | 1 | 0 | 0 | 1 | 0 |
 Croatia U21 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Mariusz Fornalczyk's 2025/2026 Ekstraklasa season produced 1 goal and 3 assists across 31 appearances (2,118 minutes) — 0.17 goal involvements per 90. Per-match rating over the season: 6.72.
No season rated higher than 2024/2025 (7.11, Ekstraklasa); none lower than 2021/2022 (6.68). Averaged over his last two rated seasons, he sits 0.2 above his earlier career level.
