Multiple UFC fighter updates including Jones retirement and Costa weight struggle

Several notable UFC developments have emerged from recent fighter activities. Jon Jones has announced his retirement from active competition, stating he is now only a businessman and that "fighter Jon Jones" no longer exists. Paulo Costa struggled significantly to make 93kg at weigh-ins according to team video, a notable jump from his previous 84kg weight class. Costa also made inflammatory comments targeting Russian fighters, including Azamat Murzakanov and Khamzat Chimaev. Johnny Walker presented Jiri Prochazka with a surprise gift related to the Czech fighter's upcoming daughter. Josh Hockit was reportedly caught on camera immediately dropping his antagonistic persona after filming ended and apologizing to those present. Merab Dvalishvili confirmed plans to fight twice more in 2026 despite his broken nose.