Yoshihiro Sato is a Japanese kickboxer competing in K-1 at middleweight (−70 kg). He is the former world champion of Muay Thai in WKA and WPKC, and he won the Japanese national tournament of K-1 twice in 2006 and 2007. His official nickname is "Mugen Sniper" which means Infinite Sniper.
Tyrone Clinton Spong is a Surinamese-Dutch professional boxer and mixed martial artist and former kickboxer. As a boxer, he held the WBC and WBO Latino heavyweight titles in 2018. In kickboxing, he is the former WFCA cruiserweight champion, Glory 95kg Slam Champion and It's Showtime 95MAX World champion.
Albert “The Hurricane” Kraus is a Dutch kickboxer. He was the first K-1 World MAX Tournament Champion in 2002 and also the first SUPERKOMBAT Middleweight Champion. Kraus has also held four separate world titles in kickboxing and Muay Thai. He is currently fighting out of Super Pro Gym.
Hiroya is a Japanese kickboxer.
Ophas Iamsaard, known professionally as Orono Wor.Petchpun is a Thai retired Muay Thai fighter and professional kickboxer. He is a Lumpinee Stadium champion, three-time Thailand champion, a WMC champion, and a It's Showtime 65MAX World champion. Since his retirement, he has worked as a trainer at various camps such as Evolve MMA.
Lim Chi-Bin, often anglicised to Chi-Bin Lim, is a South Korean welterweight kickboxer fighting out of Khan Gym / Team Chi Bin in Seoul. He is the three times Korea K-1 MAX champion currently competing in K-1 MAX.
Mohamed "Real fighter" aka Machine Khamal is a Dutch-Moroccan welterweight Muay Thai kickboxer who fought out of Amsterdam, Netherlands for Vos Gym. He is the K-1 World MAX 2010 West Europe champion, who competed in K-1 MAX and It's Showtime.
Piyapong Chuanpo, known professionally as Bovy Sor.Udomson, is a retired Thai professional Muay Thai fighter and kickboxer. He is a former Rajadamnern Stadium Super Bantamweight Champion who was active during the 2000s and 2010s. He was especially known for his iron chin and brawling fighting style.
Sergio Wielzen is a Surinamese-Dutch Muay Thai kickboxer. His nickname is "Samurai". He was the It's Showtime 61MAX world champion as well as the Lion Fight Muay Thai world lightweight champion. Despite his deceptively small stature he is known for his explosive power - having won many of his fights by knockout.
Andrei "Bullet" Kulebin is a Belarusian Muay Thai welterweight kickboxer fighting out of Minsk, Belarus for Gym "Kick Fighter". He is an 18 time Muay Thai and kickboxing world champion who has won international titles both at amateur and professional level from 51 kg to 67 kg and is considered one of the top pound for pound Muay Thai fighters outside of Thailand. In 2007 he was the first Muay Thai fighter in Belarus to be awarded the "Honored Master of Sport" by the countries president.
Kevin "The Soul Assassin" Ross is an American retired Muay Thai fighter and kickboxer. He is also a former Bellator Kickboxing Featherweight champion. Among Ross' achievements are the Super light weight WBC International championship Title, the Welterweight WBC USA National championship Title, the FIDAM Welterweight championship of Mexico and the United States Muay Thai Federation Welterweight champion. He currently trains at Combat Sports Academy in Dublin, California.
Yuta Kubo is a Japanese mixed martial artist and former kickboxer, currently competing in the featherweight division of Rizin Fighting Federation.
Liam "The Hitman" Harrison is an English retired welterweight Muay Thai fighter currently fighting out of Bad Company and trains at Jitti Gym and Yokkao Training Center in Bangkok. Harrison holds notable wins over: Muangthai P.K.Saenchai, Tetsuya Yamato, Malaipet Sasiprapa, Mehdi Zatout, Andrei Kulebin, Anuwat Kaewsamrit, and Dzhabar Askerov.
Jamal Ben Saddik is a Belgian-Moroccan professional kickboxer. He is a former two-time Glory Heavyweight Championship challenger and 2018 Glory Heavyweight Grand Prix tournament winner.
Andy Ristie is a Surinamese-Dutch kickboxer who competes in the lightweight division. After an unremarkable beginning to his career, he came to prominence with a lengthy and entertaining winning streak in the It's Showtime promotion in 2011 and 2012. This earned him an invite to fight amongst the 70 kg/154 lb division's elite, competing in the K-1 World MAX 2012 Tournament and debuting in Glory shortly after.
Abdellah Ezbiri is a French kickboxer. He is the former I.S.K.A. K-1 Rules World Champion and W.K.N. K-1 Rules European Super Lightweight Champion. As of 1 November 2018, he is ranked the #7 featherweight in the world by Combat Press.
Gabriel Varga is a Canadian kickboxer who competes in the Lightweight division of Karate Combat. He is a former Bellator KB Featherweight champion, former two time Glory Featherweight champion, and former WKN lightweight champion.
Horace Martin is a Jamaican-Dutch kickboxer. He is two times W.A.K.O. Pro and W.F.C.A. world champion.
Qiu Jianliang is a Chinese kickboxer. He joined the Chinese National Muay Thai Team in September 2012. In October 2013 he joined the Da Dong Xiang fight club to compete in professional kickboxing.
Hamza Essalih, is a Dutch-Moroccan kickboxer. As of May 2019 he was the #10 ranked Bantamweight in the world by Combat Press.
Fabio Pinca 
Serhiy Adamchuk 
Maykol Yurk 
Lim Chi-bin 
Qiu Jianliang 
Gabriel Varga 
Hiroaki Suzuki 
Liam Harrison 
Ibrahim Chiahou
Houcine Bennoui 
Fatih Ozkan
Evgeniy Kurovskoy
Chris van Venrooij 
Bovy Sor Udomson 
Andrei Kulebin 
Martin Akhtar
Rodney Doorje
Richard Asare
Mohamed El-Mir