Ken Masters is a central character in the Street Fighter series, known for his fiery personality and prowess in martial arts. As the best friend and rival of Ryu, Ken shares a similar fighting style, having trained under the same master, Gouken. He is characterized by his distinctive red gi and blond hair. Ken is motivated by a desire to become a better fighter, while balancing his life as a family man, often showcasing his loyalty and determination. His fiery Shoryuken and Hadoken moves are iconic in the series.