During the 2021 NBA Playoffs, he helped the Clippers reach the Western Conference Finals for the first time in franchise history.

He made the roster of Cibona's men's team the following season, becoming a part of a group of prospects including Nik Slavica and Ante Žižić after the departure of Dario Šarić.

[4] Zubac made his NBA debut on 2 November 2016, scoring six points as the fill-in starter for Timofey Mozgov, as the Lakers defeated the Atlanta Hawks 123–116.

On 7 February 2019, Zubac and Michael Beasley were traded to the Los Angeles Clippers in exchange for Mike Muscala.

[11] Zubac became a key member for the Clippers during the final stretch of the season, eventually reaching the playoffs for the first time in his career with them.

This made Zubac the first player in the shot clock era to accomplish 20+ points and 15+ rebounds on 100% shooting in under 30 minutes of playing time.

[14] On 15 February 2021, Zubac scored a season high 22 points, alongside grabbing 8 rebounds, in a 125–118 win over the Miami Heat.

[24] Some even have considered putting him in the upper-echelon of all-time bigs, such as Bill Russell, Wilt Chamberlain, Nikola Jokic, and Shaquille O'Neal.