[3] Yaman won the gold medal at the 2008 Artistic Billiards World Championship held in Schelle, Belgium defeating Xavier Fonellosa from Spain.
[1][2][4][5] The next year in Kastamonu, Turkey, he took the silver medal after losing the final match to Belgian Eric Daelman by 2–3.
[8] At the 2023 European Championship Artistic in Antalya, Turkey, he received the gold medal among 38 competitiors winning over German Heinrich Marvin in five sets by 172–147.
[11] At the 2024 European Championship Artistic in Ankara, Turkey, he lost the semifinals match to Michael Hammen from France by 120–174, and took the bronze medal.
[12] He repeated his world champion title of the artistic billiards in Ankara, Turkey after 16 years in 2024 defeating his country+man[Barış Çin in the final.