The contestants are arranged into two groups: Princess and Challenger. Being a Princess increases chances of debut, while being a Challenger increases risk of elimination.
Summary ;Color key
Boys Group Dance Battle Mission 1 is the Boys Group Dance Battle. In episodes 1 through 3, the contestants were split into two groups, Princess and Challenger, by Bae Eun-kyung, after evaluations for the "Fun" music video. The contestants are then reassigned groups based on the mentors' evaluations, and one Challenger is eliminated from the show.
Solo Performance Battle Mission 2 is the Solo Performance Battle. In episodes 4 through 7, each Princess and Challenger must duel in a two-round performance battle consisting of a vocal performance and a dance performance. is introduced as the vocal coach, while Bae Eun-kyoung oversaw the dance performance. The contestants are then reassigned groups based on the mentors, with one Challenger eliminated from the show.
Popteen Photo Shooting Battle Mission 3 is the
Popteen Photo Shooting Battle, led by
Mayuko Kawakita as the contestants' mentor. The contestants are assigned to pick and coordinate an outfit from 551 items on a theme, with the photo shoot published in the January 2022 issue of the magazine
Popteen. When finished, the contestants are then evaluated by Nishikawa, Kawakita, and
Popteen models and through a runway show and a photo shoot. Nishikawa announced there will be no eliminations for this mission. One person from the losing team is eliminated.
Girls Group Performance Battle Mission 5 is the Semi Final Mission, later renamed the Girls Group Performance Battle, where the Princess and Challenger teams are performing a song from a K-pop girl group. Two Challengers are eliminated from the show.
Original Song Performance Battle In episodes 13 through 15, the finals were split into two rounds. The teams performed the theme song "Fun" for the first round and "Somebody", an original song by Galacktica, for the second round. Both rounds were judged by Galacktica. ==Notes==