It aired on Mnet starting February 10, 2017 and was hosted by Jeong Jun-ha and Haha.
High school students from six areas participated in the preliminary round.
Color key Right after preliminary round, cypher battle mission was given to some contestants.
Contestants who won first, third, sixth place should compete in cypher battles.
Contestants should create lyrics on the spot and show his/her rap with the beat that mentors offer.