On March 18, 2026, Billboard Korea dropped a fresh update that introduced rookie group Cortis as part of the Young Creator Crew. In the images, members with diverse styles strike eye-catching expressions, while the phrase 'YOUNGCREATORCREW' stands out prominently. Fans flooded the comments with excitement, writing, "Nana??", "Let's go CORTIS", and "Nanda cortis-chan > _ < !! YOUNGKEUKEU".