Three heavyweights failed doping tests after the GLORY 99 tournament. GLORY announced the suspension of Tomas Mozny, Piotr Romankevich, and Sina Karimian following positive doping test results taken during the GLORY 99 event, which took place on April 5, 2025. The samples were analyzed in a laboratory accredited by the World Anti-Doping Agency (WADA).
Veteran heavyweight Tomas Mozny tested positive for the metabolite of methandienone. He is suspended for two years. The suspension period counts from May 13, 2025.
Piotr Romankevich tested positive for two prohibited substances: clomiphene, classified as a hormone and metabolic modulator, and the metabolite of 4-chlormethandienone, an anabolic agent. He received a 20-month disqualification effective from May 13, 2025.
Former K-1 cruiserweight champion Sina Karimian tested positive for boldenone and its metaboliteāboth anabolic substances. He is suspended for 18 months, starting from May 13, 2025.
The results of all three fighters at the GLORY 99 tournament were ified and declared and void. Additionally, GLORY imposed financial penalties in accordance with its anti-doping rules.