Main Characters Kang Seung Yoon (Team A) Lee Seung Hoon (Team A) Nam Tae Hyun (Team A) Song Min Ho (Team A) Kim Jin Woo (Team A) Kim Han Bin (Team B) Kim Jin Hwan (Team B) Kim Ji Won (Team B) Kim Dong Hyuk (Team B) Song Yun Hyung (Team B) Koo Jun Hoe (Team B) Judge