| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2016/2017 | Serie C: Girone A | 3 | — | 0 | — | — | — |
| 2017/2018 | Enterprise National League North (England) | 13 | 360 | 1 | 0 | 0.25 | — |
| 2017/2018 | Non League Premier: Isthmian | 11 | 359 | 0 | 0 | 0 | — |
| 2018/2019 | Enterprise National League North (England) | 20 | 1435 | 0 | 1 | 0.06 | — |
| 2019/2020 | Enterprise National League North (England) | 18 | 1294 | 2 | 0 | 0.14 | — |
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 2026-09-12
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Altrincham | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Birmingham City | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Grimsby Town | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Stockport County | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Nuneaton Town | 1 | 1 | 0 | 0 | 0 | 1 | 0 | 0 |
 Ashton United | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 King's Lynn Town | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
All of Damen Mullen's 2019/2020 Enterprise National League North (England) output came as goals: 2 goals in 18 games (1,294 minutes) — 0.14 goal involvements per 90.
Split by competition, the league record covers 2 domestic leagues: Enterprise National League North (England) (51 appearances, 3 goals) and Non League Premier: Isthmian (11 appearances, 0 goals).
