Nordine Oubaali

WBC Bantamweight champion Oubaali vs. Warren On November 21, 2018, it was announced by the WBC that Nordine Oubaali would face Rau'shee Warren for the vacant WBC bantamweight title. Warren was ranked #1 by the WBC at bantamweight. The bout was scheduled for the undercard of the PBC on Fox card on December 22, 2018, at the Barclays Center in New York City. It was not slated for network broadcast. The two of them previously fought as amateurs in the first round of the 2012 Olympic Games, with Oubaali winning by decision. The bout was postponed on December 4, 2018, to allow Oubaali's coach and brother Ali to corner Estelle Mossely on December 22. The Oubaali and Warren fight was instead rescheduled for the Manny Pacquiao vs. Adrien Broner undercard on January 19, 2019, at the MGM Grand Garden Arena in Las Vegas, Nevada. Oubaali was a -379 betting favorite, while Warren entered the fight as a +319 underdog.

Oubaali captured the vacant title by unanimous decision, with scores of 115–113, 116–112, and 117–111. He spent the majority of the fight pressuring and controlling the pace, while Warren found most success in the fifth, seventh and eleventh rounds. Warren acknowledged the flow of the fight in his post-fight interview, stating: "He wanted it more...He had his foot on the gas".

Oubaali vs. Villanueva Oubaali was scheduled to make the first defense of his WBC bantamweight title against the one-time IBF and WBO title challenger Arthur Villanueva. Villanueva was ranked number 15 by the WBC at bantamweight. The fight was scheduled as the main event of an ESPN+ card, which took place on July 6, 2019, at the Barys Arena in Nur-Sultan, Kazakhstan. Oubaali was a significant -3500 favorite heading into the bout, while Villanueva came in as a +1200 underdog. He won the fight by a sixth-round stoppage. Oubaali dominated from the start, causing a swelling to appear above Villanueva's left eye and knocking the Philippine fighter with an uppercut-right hook combination in the sixth round. Villanueva retired from the fight at the end of the sixth round.

Oubaali vs. Inoue Oubaali was scheduled to make his second WBC bantamweight title defense against the interim bantamweight champion Takuma Inoue. Inoue achieved the status of a mandatory challenger on September 11, 2018, with a unanimous decision victory against Mark John Yap. As he was forced to wait for the result of the Oubaali and Warren fight, Inoue furthermore fought and defeated Petch Sor Chitpattana on December 30, 2018, to become the WBC interim bantamweight champion. The fight between Oubaali and Inoue was scheduled for the undercard of the Naoya Inoue and Nonito Donaire WBSS final, which was held on November 7, 2019, at the Saitama Super Arena in Saitama, Japan. Oubaali outpointed Inoue to retain his WBC title. Oubaali scored the sole knockdown of the fight in the third round, when he dropped Inoue with a left hook. Although he was unable to finish his opponent, Oubaali nonetheless won by a comfortable decision, with scores of 117–110, 120–107 and 115–112.

Oubaali vs. Donaire, Martinez, and Retirement Oubaali was scheduled to make his third WBC title defense against the former four-weight world champion Nonito Donaire. Donaire was ranked number 1 by the WBC at bantamweight. The fight was scheduled for December 12, 2020, at the Mohegan Sun Arena in Uncasville, Connecticut. Oubaali withdrew from the fight on November 13, 2020, following a positive COVID-19 test. He was replaced by Emmanuel Rodríguez, who was to face Donaire on December 19, 2020. On December 9, 2020, Donaire was forced to withdraw from the Rodriguez fight, as he had tested positive for COVID-19 as well. The fight between Oubaali and Donaire was rescheduled for May 29, 2021, as the main event of the PBC card held at the Dignity Health Sports Park in Carson, California. Donaire won the fight by a fourth-round knockout. Oubaali was knocked down twice in the third round, before getting finished with a hook-straight-uppercut combination in the fourth round.

Oubaali officially announced his retirement from the sport on April 5, 2022. However, he would return to the ring on April 29, 2023 against journeyman Ricardo Martinez, suffering two knockdowns en route to a split-decision loss.

Professional boxing record