Dong Hyun Kim’s HYROX Surge: Former UFC Star Becomes Korea’s New Hybrid‑Fitness Contender KMMA MMA Asia Dong Hyun Kim’s HYROX Surge: Former UFC Star Becomes Korea’s New Hybrid‑Fitness Contender Alyssa May 19, 2026 2 Dong Hyun Kim, one of Korea’s most respected MMA veterans, has quietly built a second athletic career... Read More Read more about Dong Hyun Kim’s HYROX Surge: Former UFC Star Becomes Korea’s New Hybrid‑Fitness Contender
