K-pop stars manage rival clubs, drafting trainees for a league-style audition. Teams compete, trade members, and vie for the Prism Cup. Winning group debuts as a boy band.

The 'Universe League', which will create a boy group, will be held in a completely different format from Season 1. It is a league-style audition where the final winning team that wins the Prism Cup debuts. Three representative K-pop artists will become the managers of each club. They select team members through a trainee draft and compete against each other. This was combined with the sports element of combining the best members of each club through a trade of exchanging trainees. Through this, 'Universe League' is expected to be a differentiated audition that shows more dynamic competition.