Actor Ma Dong Seok has surprised fans by joining the viral “BAD” challenge from K-pop group ATEEZ, creating a fun new version of the trend called “Ma-san.”
Known for his powerful action roles and tough image on screen, the actor showed a lighter side by copying ATEEZ member Choi San’s popular choreography pose.
On June 20, Ma Dong Seok shared a photo on his personal social media account with the simple caption “Ma-san.” The post quickly gained attention as fans noticed that he was recreating a signature moment from ATEEZ’s latest song “BAD.”
The pose, originally performed by San, has become one of the most recognizable parts of the choreography and a favorite moment among fans.
Ma Dong Seok’s version added a humorous twist to the trend. By combining his own name with San’s, the actor created “Ma-san,” matching a growing online joke where fans add different words before “San” while copying the same pose, AllKPop reported.
Fans reacted with excitement to the unexpected collaboration between the actor and the K-pop group’s viral challenge.
Ma Dong Seok Joins ‘BAD’ Trend
Many praised Ma Dong Seok for showing his playful personality and joining a popular internet trend despite being famous for serious and action-heavy characters. The original “BAD” challenge became popular because of San’s strong performance and unique expression during the choreography.
In Ma Dong Seok’s version, he copied San’s expressionless look and hand movement, adding his own powerful presence to the pose. The contrast between the actor’s tough image and the cute trend made the post even more entertaining for fans.
The challenge has continued spreading across social media platforms, with many fans creating their own “~san” versions inspired by San’s memorable move.
Ma Dong Seok’s “Ma-san” became one of the most talked-about versions because of his unexpected participation.
Meanwhile, Ma Dong Seok continues to focus on his acting career. The actor is currently filming the upcoming movie “The Roundup 5,” continuing the successful film series that helped strengthen his reputation as one of Korea’s leading action stars.
According to MaeilBusiness, outside of his career, Ma Dong Seok has been in a public relationship with Ye Jung Hwa since 2016. The couple registered their marriage in 2021 and later held a wedding ceremony in 2024.