Matías Villarreal

Villarreal initially played in the youth system of Luján de Cuyo, prior to spending two years in the ranks of Deportivo Guaymallén.^[2] 2006 saw Villarreal head to Independiente Rivadavia, appearing exclusively for their youth sides up until 2011.^[2][4][5] His senior debut arrived in Primera B Nacional on 7 May 2011 against CAI, with the central midfielder starting an eventual goalless home draw; though would be substituted off at the interval.^[3] He had previously been on the bench versus San Martín a month prior.^[3] Ten appearances later, Villarreal scored in a win over All Boys on 15 November 2014; a ninetieth minute winner.^[3]

After sixty-nine matches for Independiente Rivadavia, Villarreal switched Primera B Nacional for Primera B Metropolitana after agreeing a move to Estudiantes in August 2017.^[3] His first appearance came in a scoreless draw with UAI Urquiza on 3 September, while his opening goal came almost two years later against Sacachispas on 18 May 2019; in a campaign that concluded with promotion to the second tier.^[3] Two further goals followed, in a victory over Mitre in February 2020, across twenty-three games in 2019–20.^[3][4] July 2020 saw Villarreal join Primera División side Aldosivi under manager Guillermo Hoyos.^[6][7]

Villarreal's top-flight debut occurred on 31 October 2020 in the Copa de la Liga Profesional against La Plata's Estudiantes; in a match that finished without any goals, just like his previous two club debuts did.^[3][8] To gain some more playing time, Villarreal was loaned out to Quilmes in July 2021 for the rest of 2022.^[9] However, the spell was cut short and he returned at the end of 2021.

In January 2022, Villarreal moved to Gimnasia Mendoza.^[10] A year later, in January 2023, he signed with Paraguayan side Resistencia.^[11] Six months later, he returned to Argentina, joining Deportivo Madryn.^[12]

In February 2008, Villarreal received a call-up to train with the Argentina U17s.^[13]

As of 3 December 2020.^[3][5]