MEXICO CITY, MEXICO - JANUARY 07: Head Coach of Mexico Gerardo Martino looks on during a press conference to present Mexico's National Team new coach Gerardo Martino at CAR on January 7, 2019 in Mexico City, Mexico. (Photo by Hector Vivas/Getty Images)

Greg Garza spent two years working under Gerardo Martino’s Atlanta United, and he has explained how he was a perfectionist.

United States national team defender Greg Garza was coached by former Barcelona manager Gerardo Martino in Atlanta United.

They worked together for two whole years.

And now that Martino has taken the Mexican national team job, Garza has spoken about how he was always looking for perfection.

“He always carried a Sharpie,” he told Ronaldo.com reporter Alejandro Guzman.

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“He used to paint in all the televisions while we watched our rivals videos, before the matches.”

“I would say he’s a football perfectionist,” Garza added.

“I think what I liked more about him is that he knows a lot about the game.”

Martino is Mexico’s new coach and one day might get to coach El Tri against Greg Garza’s United States national team.