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X-ManStarring Yoo Jae Suk and Kang Ho Dong
A psychological and comedic reality game show, X-Man puts celebrities through physically and mentally challenging games to build up a significant cash prize that is donated to charity. Secretly, one contestant is chosen to be the X-Man, whose sole mission is the disrupt the teamwork in their team while keeping their identity a secret. Teams who pull through are awarded 1 million won. (Source: Wikipedia)
No episodes have been released for this series.