| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2017/2018 | Liga Profesional de Fútbol | 8 | 333 | 0 | 1 | 0.27 | 6.69 |
| 2018/2019 | Liga Profesional de Fútbol | 5 | 322 | 0 | 0 | 0 | 6.53 |
| 2019/2020 | Liga Profesional de Fútbol | 10 | 477 | 2 | 0 | 0.38 | 6.99 |
| 2020 | Primera Division (Chile) | 12 | 823 | 2 | 2 | 0.44 | 7.11 |
| 2020/2021 | Liga Profesional de Fútbol | 1 | 46 | 0 | 0 | — | 6.83 |
| 2021 | Liga Profesional de Fútbol | 15 | 616 | 1 | 1 | 0.29 | 6.74 |
| 2022 | Liga Profesional de Fútbol | 23 | 1149 | 2 | 4 | 0.47 | 6.89 |
| 2023 | Liga Profesional de Fútbol | 5 | 195 | 0 | 0 | 0 | 6.67 |
| 2024 | Liga Profesional de Fútbol | 21 | 1696 | 5 | 1 | 0.32 | 7.04 |
| 2025 | Liga Profesional de Fútbol | 36 | 2941 | 4 | 6 | 0.31 | 6.8 |
| 2026 | Liga Profesional de Fútbol | 19 | 1339 | 0 | 0 | 0 | 6.63 |
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 2026-08-23
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Gimnasia La Plata | 10 | 7 | 1 | 2 | 1 | 0 | 3 | 0 |
 Talleres Córdoba | 10 | 3 | 2 | 5 | 2 | 0 | 2 | 0 |
 River Plate | 10 | 2 | 3 | 5 | 1 | 2 | 7 | 0 |
 Argentinos Juniors | 9 | 2 | 3 | 4 | 1 | 0 | 2 | 0 |
 Defensa y Justicia | 9 | 3 | 2 | 4 | 0 | 0 | 0 | 0 |
 Vélez Sarsfield | 9 | 2 | 3 | 4 | 1 | 0 | 2 | 0 |
 Huracán | 8 | 2 | 3 | 3 | 1 | 0 | 2 | 0 |
 Rosario Central | 8 | 3 | 2 | 3 | 2 | 0 | 0 | 0 |
 Banfield | 7 | 2 | 4 | 1 | 0 | 0 | 2 | 0 |
 Racing Club | 7 | 1 | 2 | 4 | 1 | 0 | 0 | 1 |
 Unión Santa Fe | 7 | 2 | 2 | 3 | 0 | 1 | 2 | 0 |
 Atlético Tucumán | 7 | 4 | 1 | 2 | 0 | 0 | 0 | 0 |
 Independiente | 7 | 0 | 2 | 5 | 0 | 0 | 0 | 1 |
 Godoy Cruz | 7 | 2 | 2 | 3 | 0 | 0 | 2 | 0 |
 San Lorenzo | 6 | 2 | 1 | 3 | 0 | 0 | 1 | 0 |
 Estudiantes | 6 | 2 | 2 | 2 | 0 | 1 | 1 | 0 |
 Patronato | 5 | 2 | 1 | 2 | 0 | 0 | 0 | 0 |
 Lanús | 5 | 1 | 3 | 1 | 0 | 0 | 0 | 0 |
 Deportivo Riestra | 5 | 0 | 4 | 1 | 0 | 0 | 1 | 0 |
 Newell's Old Boys | 4 | 2 | 2 | 0 | 0 | 0 | 0 | 0 |
Over 19 Liga Profesional de Fútbol games in 2026 (1,339 minutes), Guido Mainero recorded no direct goal contributions. Per-match rating over the season: 6.63.
No season rated higher than 2020 (7.11, Primera Division (Chile)); none lower than 2018/2019 (6.53).
