| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2016 | Eliteserien | 2 | 67 | 0 | 0 | — | 6.63 |
| 2018 | 2. Division: Group 2 | 24 | 2089 | 15 | 0 | 0.65 | — |
| 2018 | 2. Division - Group 1 | 24 | 2089 | 15 | 0 | 0.65 | — |
| 2019 | 1. Division | 21 | 1025 | 8 | 0 | 0.7 | — |
| 2020 | Eliteserien | 7 | 25 | 0 | 0 | — | 6.83 |
| 2021 | 1. Division | 29 | 2215 | 10 | 1 | 0.45 | — |
| 2022 | 1. Division | 29 | 2546 | 12 | 5 | 0.6 | — |
| 2023 | Eliteserien | 29 | 2000 | 4 | 1 | 0.23 | 6.89 |
| 2023 | 2. Division: Group 2 | 2 | 110 | 0 | 0 | 0 | — |
| 2024 | Eliteserien | 21 | 945 | 0 | 0 | 0 | 6.77 |
| 2025 | Eliteserien | 20 | 1156 | 1 | 2 | 0.23 | 6.65 |
| 2026 | 1. Division | 19 | 1024 | 6 | 4 | 0.88 | 6.82 |
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 2026-09-01
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Viking | 9 | 3 | 1 | 5 | 1 | 0 | 1 | 0 |
 Rosenborg | 9 | 3 | 0 | 6 | 1 | 0 | 0 | 0 |
 Molde | 8 | 1 | 2 | 5 | 1 | 0 | 0 | 0 |
 Brann | 8 | 1 | 1 | 6 | 0 | 1 | 0 | 0 |
 Sandefjord | 7 | 1 | 3 | 3 | 0 | 1 | 0 | 0 |
 Sarpsborg 08 | 7 | 6 | 1 | 0 | 0 | 0 | 1 | 0 |
 Bodø / Glimt | 6 | 1 | 0 | 5 | 0 | 0 | 0 | 0 |
 Aalesund | 5 | 2 | 0 | 3 | 0 | 0 | 0 | 0 |
 Kristiansund | 5 | 1 | 2 | 2 | 1 | 1 | 1 | 0 |
 Tromsø | 5 | 1 | 0 | 4 | 0 | 0 | 0 | 0 |
 Strømsgodset | 3 | 0 | 1 | 2 | 0 | 0 | 0 | 0 |
 Mjøndalen | 3 | 0 | 0 | 3 | 0 | 0 | 0 | 0 |
 Fredrikstad | 3 | 1 | 1 | 1 | 1 | 0 | 1 | 0 |
 Raufoss | 3 | 2 | 1 | 0 | 2 | 2 | 1 | 0 |
 Ranheim | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 |
 Hødd | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Start | 2 | 0 | 1 | 1 | 0 | 0 | 1 | 0 |
 HamKam | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Bryne | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Sogndal | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 |
In the 2026 1. Division, Marcus Mehnert made 19 appearances (1,024 minutes), with 6 goals and 4 assists — 0.88 goal involvements per 90. GioScore's computed rating for the season averages 6.82.
His best-rated season remains 2023 (6.89, Eliteserien); his lowest was 2025 (6.65).
