After winning the 8 Men Tournament title, Thoeun Theara was praised by UFC presenters as a rising star and shouted to the world to remember his name. In the end, Thoeun Theara was able to do it after defeating three partners in one day. In the first round, Thoeun Theara defeated Ukraine's White Shark by a score.In the second round, Thoeun Theara defeated Michael from the Czech Republic in the first round in an unbelievable way.

Reaching the final round, Thoeun Theara had to meet with Brazilian Bento. But came against Thoeun Theara in the final after repeatedly punching and fainted only in the first round, as a result, Thoeun Theara became the winner of Kun Khmer World Cup 8 Men Tournament became the champion And the owner of a Pick Up from Ganzberg.After Thoeun Theara became the champion, suddenly the UFC host praised him like this:

"He did it, ladies and gentlemen, he is a rising star in Khmer martial arts, he knocked Bento unconscious in Phnom Penh, Kingdom of Cambodia. He is the Kun Khmer World Cup champion. It was an unforgettable event in his life. This is a powerful knockout from Thoeun Theara. His name is Thoeun Theara. He wrote a historical name in Khmer martial arts tonight.He is only 25 years old. There are many more things for him. Ladies and gentlemen who are visiting all over the world, please remember this person by his name, Thoeun Theara.