In fact, this rivalry is more keenly felt by Mexican supporters than Argentines, with the latter viewing Brazil, England, Uruguay and Germany as bigger rivals.

In the first edition of the tournament (1968), Estudiantes de La Plata beat Toluca after a two-legged and a playoff series, winning the first trophy for South America.

[26] Previously, Cruz Azul had eliminated Cerro Porteño (round of 16) and two Argentine teams, River Plate and Rosario Central (in quarter and semifinals respectively).

[27] The most controversial game between Mexican and Argentine teams in club competitions occurred in 2005, when Guadalajara faced Boca Juniors in quarter finals.

In the first leg, Guadalajara beat Boca Juniors 4–0,[28] being considered one of the greatest achievements of Mexican teams over Argentine rivals.

[29] In the second leg at La Bombonera, Chivas player Adolfo Bautista mock Boca Juniors supporters which caused Martín Palermo beat him.

[31] Tigres UANL became the second Mexican team to play a Copa Libertadores final in 2015, but they lost to River Plate (0–3 on aggregate).