One or more people are divided into groups, and the two groups are on the same stage. The members of the group improvise freely in turn with the music in the center of the venue. No one shows it for 40 seconds to one minute. When the time comes, MC will count down.
It can be roughly divided into 1on 1/2on2 and n-to-n (unit warfare).
After each player's presentation, the referee will score according to the degree of completion, originality, difficulty, music coordination, etc., and the highest score will win.