Yechan

On October 25, 2018, Lee Ye Chan was introduced as a contestant of Under Nineteen with his moving poster. The poster revealed that he was a part of the rap team. He was part of the top 19, but was eliminated in the final episode.

On August 20, 2022, he along with Yujun were introduced as the fifth two members of KQ Fellaz 2. On February 24, 2023, KQ officially announced that KQ Fellaz 2 would debut under the name xikers by launching the group's social media accounts and releasing an identity film. The group debuted on March 30 with their first mini album, House of Tricky : Doorbell Ringing.