SM Rookies

About

Formed by S.M. Entertainment, the group is comprised of young trainees who have yet to be placed in a group. Bands such as Red Velvet and NCT have been formed out of the group. 

Trivia

They starred on the Mnet reality series Exo 90:2014 in 2014. Several members of the group appeared on the Youku series My SMT in 2016.