GLORY Koprivlenski was scheduled to make his
Glory debut against Kevin Hessling at
Glory 45: Amsterdam on September 30, 2017. He lost the fight by unanimous decision. Koprivlenski participated in the Glory lightweight contender tournament, held at
Glory 49: Rotterdam on December 9, 2017. He was scheduled to face Maykol Yurk in the tournament semifinals. Koprivlenski beat Yurk by a first-round knockout. Advancing to the tournament finals, Koprivlenski faced
Tyjani Beztati. He won the fight by unanimous decision. Koprivlenski was scheduled to face
Josh Jauncey at
Glory 52: Los Angeles on March 31, 2018. He lost the fight by split decision. The bout was later nominated as the 2018 "Fight of the Year". Koprivlenski was scheduled to face Anil Cabri at
Glory 59: Amsterdam on September 29, 2018. He won the fight by unanimous decision. Koprivlenski was scheduled to fight a rematch with
Tyjani Beztati at
Glory 62: Rotterdam on December 8, 2018. He lost the fight by unanimous decision. Koprivlenski was scheduled to face Mohammed Jaraya at
Glory 66: Paris on June 22, 2019. He beat Jaraya by a third-round technical knockout. Koprivlenski was scheduled to face
Josh Jauncey for the second time in his career at
Glory 73: Shenzhen on December 7, 2019. He lost the fight by split decision. The
COVID-19 pandemic forced Koprivlenski to seek fights outside of Glory, as the organization was unable to consistently hold events.. He was scheduled to face Cristian Milea at The Spirit of Bulgaria on October 3, 2020. He won the fight by unanimous decision. Koprivlenski was scheduled to face Artur Zakirko at Max Fight 46 on August 2, 2021. He won the fight by unanimous decision. Koprivlenski was scheduled to challenge
Sorin Căliniuc for the Colosseum Tournament World Lightweight Championship at
Colosseum Tournament 27 on September 20, 2021. He lost the closely contested fight by split decision. Korpivlenski was scheduled to face
Bruno Gazani at
Glory: Collision 3 on October 23, 2021. He won the fight by unanimous decision, with all five judges awarding him a 30-27 scorecard. Korpivlenski was expected to face the Fair Fight title holder Mamuka Usubyan, and then his replacement Amir Abdullahhad at Fair Fight XVI on February 12, 2022. Abdullahhad later withdrew from the bout, and was replaced by
Dzianis Zuev who took the fight on short notice. Korpivlenski faced
Guerric Billet at
Glory 81: Ben Saddik vs. Adegbuy 2 on August 20, 2022. He won the fight by unanimous decision. Koprivlenski challenged
Tyjani Beztati for the
Glory Lightweight Championship at
Glory: Collision 4 on October 8, 2022. He lost the fight by split decision. Koprivlenski faced
Kaito Ono at
RISE WORLD SERIES / Glory Rivals 4 on December 25, 2022. He lost the fight by split decision. Two of the judges scored the bout 30–29 for Kaito, while the third judge scored it 30–29 for Koprivlenski. Koprivlenski was booked to face
Sorin Căliniuc at
Glory 89 on October 7, 2023. He won the fight by unanimous decision, after knocking Căliniuc down with a head kick in the second round.
K-1 On February 8, 2024, it was announced that Koprivlenski would be one of sixteen participants of the
K-1 World MAX 2024 - World Tournament Opening Round event where he would face
Kacper Muszyński on March 20, 2024. He lost the fight by unanimous decision. Koprivlenski faced
Buakaw Banchamek in the 2024 K-1 World MAX Championship quarterfinal at
K-1 World MAX 2024 - World Championship Tournament Final on July 7, 2024, as a replacement for
Ouyang Feng, who withdrew from the competition due to a rib injury. He won the fight by unanimous decision. Koprivlenski overcame
Dengue Silva by unanimous decision in the semifinals and faced Viktor Akimov in the finals of the one-day tournament. He captured the tournament title by a first-round knockout. Koprivlenski faced the
Krush Super Welterweight champion Jinku Oda in a non-title bout at
K-1 World GP 2024 in Osaka on October 5, 2024. He won the fight by unanimous decision, after an extra fourth round was contested. Koprivlenski faced Abdoulaye Diallo at Pro Fight 28 on May 31, 2025. He won the fight by unanimous decision. Koprivlenski faced Kubilay Tarhan at
Brave CF 97 on July 12, 2025. He won the fight by a second-round knockout. Koprivlenski faced Denis Tapu at
K-1 World MAX 2025 - World Tournament Opening Round on September 7, 2025. He won the fight by unanimous decision. Koprivlenski was scheduled to face
Minoru Kimura at
K-1 World MAX 2025 - World Championship Tournament Final, Quarterfinals. Kimura was withdrawn due to an injury on October 10, 2025, leaving Koprivlenski in need of a new opponent. Koprivlenski faced
Hercules WanKongOhm.WKO in the quarterfinals of the 2025 World MAX at
K-1 World MAX 2025 - World Championship Tournament Final on November 15, 2025. He won the fight by unanimous decision, with scores of 30—28, 30—28 and 30—27. Koprivlenski advanced to the semifinals of the one-day tournament, where he lost to
Darryl Verdonk by a third-round knockout. ==Championships and accomplishments==