After four months of thrilling Liga MX matches, the Liguilla knock-out round is now set with the top eight finishers ready to face off.
America, Pumas and Tigres appear to be the current favorites to win this season's title, but teams like Chiapas and Puebla could have the right configurations and schemes to make a surprise chase for the 2015 Apertura championship.
Here are five things to watch during the first legs of the quarterfinals:
1. America overcoming problems at the Azteca
Of the eight...