Early career Dailidko made his professional debut on August 7, 2021, against Louie Sutherland. Dailidko lost the fight via a first-round knockout.
Caged Steel Dailidko made his debut under Caged Steel on December 4, 2021, against Ben Schneider. Dailidko won the fight via a first-round knockout. His next fight came on March 19, 2022, against Jan Lysak. Dailidko won the fight via a knockout.
Kosova Fight Series Dailidko made his debut under Kosova Fight Series on August 1, 2022, against Erçin Şirin. Dailidko won the fight via a first-round TKO.
Return to Caged Steel Caged Steel Heavyweight Champion Dailidko returned to Caged Steel on September 17, 2022, where he faced Charlie Milner for the vacant Caged Steel Heavyweight Championship. Dailidko won the fight via a first-round TKO winning his first career championship.
Brave Combat Federation Dailidko made his debut under
Brave Combat Federation on October 28, 2022, against
Shamil Gaziev. Dailidko lost the fight via a second-round knockout. His next fight came on April 23, 2023, against Luka Podkrajšek. Dailidko won the fight via a first-round knockout. His next fight came on September 7, 2023, against Salim El Ouassaidi. Dailidko won the fight via a first-round TKO. His next fight came on December 8, 2023, against Janos Csukas. Dailidko won the fight after Csukas suffered a knee injury thirteen seconds into the fight. His next fight came on April 20, 2024, against Valdrin Istrefi. Dailidko won the fight via a second-round TKO.
Brave CF Heavyweight Champion Dailidko faced Patryk Dubiela on September 28, 2024, for the inaugural
Brave CF Heavyweight Championship. Dailidko won the fight via a first-round TKO, winning his second career championship, and becoming the first Heavyweight Champion in federation history. His first title defense came on May 17, 2025, against Odie Delaney. Dailidko won the fight via a second-round TKO. His second title defense came on October 18, 2025, against Grégory Robinet. This fight also marked his first professional fight in his native
Lithuania. Dailidko won the fight via a first-round TKO. ==Championships and accomplishments==