In June 2015, Kuscevic returned to Católica and was definitely promoted to the main squad by manager Mario Salas.

In his first division debut, he played the full game in a 4–2 win against Universidad de Concepción on 6 February 2016.

[6] On 4 November 2020, Kuscevic signed a five-year contract with Campeonato Brasileiro Série A side Palmeiras.

After representing Chile at under-17 level,[10] he was called to the full squad for friendlies against Serbia and Poland, but did not feature in either match.

Kuscevic made his full international debut on 20 November 2018, in a friendly against Honduras, after coming on as a late substitute for Gary Medel.