Choe Chan Yi is a South Korean singer, actor, model, dancer and former member of THE MAN BLK. Before debuting, he was a contestant on Mnet's "BOYS24" as a member of Unit Green.

He made his official debut in 2018 as the group's lead vocalist with their mini-album "Various Colors. That same year, he debuted as an actor with a role in the web drama "Govengers". In 2021, he announced he was leaving the group to focus on his acting.