Two-Time PFL Lightweight Champ Olivier Aubin-Mercier Announces Retirement
Olivier Aubin-Mercier had previously hinted that he would be taking a hiatus from mixed martial arts following the conclusion of the 2023 Professional Fighters League season.
https://www.sherdog.com/news/news/TwoTime-PFL-Lightweight-Champ-Olivier-AubinMercier-Announces-Retirement-191874
