Early career Bryczek made his professional debut on September 18, 2011 against Łukasz Christ. Bryczek won the fight via a first-round submission.
PLMMA Welterweight champion After accumulating a career record of 8–2, Bryczek faced Artur Kamiński on November 4, 2016 for the vacant PLMMA Welterweight championship. Bryczek won the fight via a unanimous decision, and thus winning his first career championship.
Oktagon MMA After a three-year hiatus, Bryczek returned to the cage under Czech-based promotion
Oktagon MMA on June 8, 2019 against Máté Kertész. Bryczek won the fight via Unanimous Decision. His next fight came five months later on November 9 against
Leandro Silva. Bryczek lost the fight via Unanimous Decision.
Fight Exclusive Night Bryczek returned to his native Poland where he fought under
Fight Exclusive Night. He made his debut on August 22, 2020 against Jacek Jędraszczyk. Bryczek won the fight via a first-round TKO.
FEN Welterweight Champion Bryczek faced Virgiliu Frasineac on October 3, 2020 for the vacant
FEN Welterweight championship. Bryczek won the fight via a fifth-round knockout, winning the championship in the process.
Return to Oktagon Bryczek returned to
Oktagon MMA on May 1, 2021 against Kaik Brito. Bryczek lost the fight via a first-round TKO. His next fight came six months later on November 6 against Zdenek Polivka. Bryczek lost the fight via a Unanimous Decision.
Return to Fight Exclusive Night Bryczek returned to
Fight Exclusive Night on March 12, 2022 against Silas Robson. Bryczek won via TKO 17 seconds into the fight.
MMA Attack Bryczek returned to Polish regional federation MMA Attack after last competing ten years prior. He faced Mateusz Strzelczyk on September 24, 2022. Bryczek won the fight via a first-round TKO.
Second return to Oktagon MMA Bryczek returned to
Oktagon MMA for a second time on December 3, 2022, where he faced Abdel Rahmane Driai. Bryczek won the fight via a first-round knockout. His next fight came on May 20, 2023 against Lee Chadwick. Bryczek won the fight via a first-round knockout. His final fight with the federation came on July 28, 2023 against Samuel Krištofič in a title eiliminator. Bryczek won the fight via a first-round TKO. This marked Bryczek's fifth first-round stoppage in a row.
Ultimate Fighting Championship On August 23, 2023, it was confirmed that Bryczek had signed with the
Ultimate Fighting Championship. Bryczek was scheduled to make his promotional debut against
Jacob Malkoun on September 23, 2023 at
UFC Fight Night 228 alongside compatriot
Mateusz Gamrot. Bryczek later withdrew, and was replaced by
Cody Brundage. Bryczek was scheduled to face Albert Duraev on February 10, 2024 at
UFC Fight Night 236, however Duraev withdrew and was replaced by Ihor Potieria. Before the bout, Potieria weighed in 2.5 lbs over the Middleweight limit. The bout went on as a catchweight, and Potieria forfeited 20 percent of his purse over to Bryczek. Bryczek lost his promotional debut via a unanimous decision. Bryczek was scheduled to face
Christian Leroy Duncan on July 27, 2024 at
UFC 304. Bryczek later withdrew and was replaced by
Gregory Rodrigues. Bryczek made his return on September 6, 2025 against
Brad Tavares at
UFC Fight Night 258. Bryczek won the fight via a third-round TKO. Bryczek faced Cameron Rowston on May 2, 2026 at
UFC Fight Night 275. He lost the fight via unanimous decision. ==Championships and accomplishments==