| Prevseason: | Apertura 2019 |
| Nextseason: | Guardianes 2021 |
The Torneo Guardianes 2020 (stylized as Guard1anes) Liga MX final phase[1] was played between 21 November 2020 to 13 December 2020.[2] A total of 12 teams competed in the final phase to decide the champions of the Guardianes 2020 Liga MX season.[3] For the first time since the Clausura 2008 season, an additional qualifying round, the reclassification or repechaje, was employed, expanding the number of playoff spots from eight to 12.
Due to the COVID-19 pandemic in Mexico, all matches of the final phase, except for the first leg of the quarter-final between Guadalajara and América, were played behind closed doors.[4]
Both finalists qualified to the 2022 CONCACAF Champions League.
The following teams qualified for the championship stage.
In the following tables, the number of appearances, last appearance, and previous best result count only those in the short tournament era starting from Invierno 1996 (not counting those in the long tournament era from 1943–44 to 1995–96).
| Seed | Team | Points | Date of qualification | Appearance | Last appearance | Previous best | Ref. | |
|---|---|---|---|---|---|---|---|---|
| 1 | León | 40 | 2 October 2020 | 12th | Apertura 2019 | Champions | [5] | |
| 2 | UNAM | 32 (+12) | 17 October 2020 | 23rd | Apertura 2018 | Champions | [6] | |
| 3 | América | 32 (+9) | 17 October 2020 | 34th | Apertura 2019 | Champions | [7] | |
| 4 | Cruz Azul | 29 (+7) | 16 October 2020 | 29th | Clausura 2019 | Champions | [8] |
| Seed | Team | Points | Date of qualification | Appearance | Last appearance | Previous best | Ref. | |
|---|---|---|---|---|---|---|---|---|
| 5 | Monterrey | 29 (+5) | 24 October 2020 | 24th | Apertura 2019 | Champions | [9] | |
| 6 | UANL | 28 | 17 October 2020 | 26th | Apertura 2019 | Champions | [10] | |
| 7 | Guadalajara | 26 | 25 October 2020 | 26th | Clausura 2017 | Champions | [11] | |
| 8 | Santos Laguna | 25 (+4, 24 GF) | 25 October 2020 | 31st | Apertura 2019 | Champions | [12] | |
| 9 | Pachuca | 25 (+4, 18 GF) | 25 October 2020 | 22nd | Clausura 2019 | Champions | [13] | |
| 10 | Necaxa | 24 | 30 October 2020 | 18th | Apertura 2019 | Champions | [14] | |
| 11 | Toluca | 21 | 6 November 2020 | 33rd | Apertura 2018 | Champions | [15] | |
| 12 | 20 | 6 November 2020 | 8th | Apertura 2015 | Semifinals | [16] |
Matches took place on 21–22 November 2020.|}
------------
The following was the final seeding for the final phase. The winners of the Reclassification matches were seeded based on their position in the classification table.
The first legs were played on 25–26 November, and the second legs were played on 28–29 November.|}
------------
León won 3–2 on aggregate.----
Guadalajara won 3–1 on aggregate.----
UNAM won 1–0 on aggregate.----
Cruz Azul won 3–2 on aggregate.
The first legs were played on 2–3 December, and the second legs were played on 5–6 December.|}
----
León won 2–1 on aggregate.
----
4–4 on aggregate and tied on away goals. UNAM advanced due to being the higher seed in the classification table.
| valign=top width=50% |
| valign=top | valign=top width=50% |
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Assistant referees [17]
|
| Statistic[18] | UNAM | León | ||
|---|---|---|---|---|
| scope=row | Goals scored | 1 | 1 | |
| scope=row | Total shots | 14 | 9 | |
| scope=row | Shots on target | 4 | 2 | |
| scope=row | Saves | 1 | 3 | |
| scope=row | Ball possession | 47% | 53% | |
| scope=row | Corner kicks | 3 | 2 | |
| scope=row | Fouls committed | 19 | 11 | |
| scope=row | Offsides | 1 | 3 | |
| scope=row | Yellow cards | 2 | 0 | |
| scope=row | Red cards | 0 | 1 |
León won 3–1 on aggregate.
| valign=top width=50% |
| valign=top | valign=top width=50% |
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Assistant referees [19]
|
| Statistic[20] | León | UNAM | ||
|---|---|---|---|---|
| scope=row | Goals scored | 2 | 0 | |
| scope=row | Total shots | 9 | 9 | |
| scope=row | Shots on target | 4 | 4 | |
| scope=row | Saves | 4 | 2 | |
| scope=row | Ball possession | 41% | 59% | |
| scope=row | Corner kicks | 1 | 6 | |
| scope=row | Fouls committed | 14 | 18 | |
| scope=row | Offsides | 2 | 0 | |
| scope=row | Yellow cards | 2 | 3 | |
| scope=row | Red cards | 0 | 0 |
Érick Aguirre (Pachuca) Uriel Antuna (Guadalajara) Alonso Escoboza (América) Santiago Giménez (Cruz Azul) Pablo González (Puebla) Carlos Gutiérrez (UNAM) Luis Montes (León) Alan Mozo (UNAM) Fernando Navarro (León) Oribe Peralta (Guadalajara) David Ramírez (León) Luis Romo (Cruz Azul) Juan Pablo Vigón (UNAM)
