[5] Kepenek faced Sergio Pique at World Fight Night on April 14, 2018.
Kepenek was scheduled to fight Nordine Mahieddine at Glory Collision 2 on December 21, 2019.
[8] Kepenek challenged the reigning ISKA Muaythai World Super Heavyweight champion Thomas Froschauer at Army of Fighters 1 on July 10, 2021.
[citation needed] Kepenek was booked to rematch Nordine Mahieddine at Glory 81: Ben Saddik vs. Adegbuyi 2 on August 20, 2022.
[11] The result was overturned to a no contest on November 24, as Kepenek tested positive for a banned substance.