Celebrity guests are split into two teams to compete in various contests. One guest, known only to himself, is designated the "X-Man", and does his best to cause his team to lose the contests. At the end, all guests try to determine the X-Man's identity.

Comedy, Talk

Lee Hyuk-jae (MC/Team Leader), Yoo Jae-suk (Main MC), Kang Ho-dong (MC/Team Leader)