The teams are BTS, SEVENTEEN, EXO, Wanna One, Red Velvet, MAMAMOO, GFRIEND, and Twice, with additional participation of the mentors of KBS2's The Unit, including Hwang Chi Yeol, HyunA, and Taemin.
The teams are BTS, SEVENTEEN, EXO, Wanna One, Red Velvet, MAMAMOO, GFRIEND, and Twice, with additional participation of the mentors of KBS2's The Unit, including Hwang Chi Yeol, HyunA, and Taemin.
