The Torneo Guardianes 2020 (stylized as Guard1anes) Liga MX final phase was played between 21 November 2020 to 13 December 2020. A total of 12 teams competed in the final phase to decide the champions of the Guardianes 2020 Liga MX season. 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.
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 1943âÂÂ44 to 1995âÂÂ96).
Matches took place on 21âÂÂ22 November 2020. <section begin=RP />
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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.
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The first legs were played on 25âÂÂ26 November, and the second legs were played on 28âÂÂ29 November. <section begin=Quarter-finals />
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León won 3âÂÂ2 on aggregate.
Guadalajara won 3âÂÂ1 on aggregate.
UNAM won 1âÂÂ0 on aggregate.
Cruz Azul won 3âÂÂ2 on aggregate.
The first legs were played on 2âÂÂ3 December, and the second legs were played on 5âÂÂ6 December. <section begin=Semi-finals />
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León won 2âÂÂ1 on aggregate.
4âÂÂ4 on aggregate and tied on away goals. UNAM advanced due to being the higher seed in the classification table.
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León won 3âÂÂ1 on aggregate.